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Companies: D

342 of the 9,670 companies with a portfolio page, filed under D

Click a column heading to sort.Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly)
CompanyCurrently held
D&W Fine Pack Acquisition (II) LLC0
D-Box Technologies Inc.34
D-Fend Solutions Ad Ltd.13
D-Wave Systems Inc.177
D. E. Shaw Research, LLC17
D2iQ, Inc.16
D3 Design Pty Limited0
Dacuda AG0
Dade Behring Inc.0
Daedalus Group LLC0
Daewoo Electronics Corporation2
Dai Nippon Printing Co., Ltd.1,248
Daicel Chemical Industries, Ltd.67
Daicel Corporation565
Daifuku Co., Ltd.599
Daihatsu Motor Co., Ltd.7
Daiichi Sankyo Company, Limited282
Daiichi Sankyo Europe GmbH15
Daikin Applied Americas Inc.7
Daikin Europe N.V.60
Daikin Industries, Ltd.2,619
Daimler AG50
Daimler Trucks North America LLC9
Daimler-Benz Aktiengesellschaft0
Daimlerchrysler AG1
Dainippon Screen MFG. Co., Ltd.7
Daio Paper Corporation298
Dairen Chemical Corp.10
Daiso Co., Ltd.2
Daita Frontier Fund, LLC0
Daiwa Kasei Kogyo Kabushiki Kaisha51
Dako Denmark APS0
Daktronics Hoist, Inc.0
Dalian Institute of Chemical Physics, Chinese Academy of Sciences110
Dalian Research Institute of Petroleum and Petrochemicals, Sinopec Corp.16
Dalian University of Technology399
Damballa, Inc.0
Dana - Technology APS1
Dana Belgium N.V.27
Dana Graziano S.R.L.4
Dana Innovations8
Dana Italia S.R.L.114
Dana Limited527
Dana Motion Systems Italia S.R.L.2
Dana Performance Transmissions S.R.L.19
Dana TM4 Italia S.R.L.1
Dana-Farber Cancer Institute, Inc.560
Danbury Mission Technologies, LLC28
Danfoss A/S554
Danfoss Power Electronics A/S83
Danieli & C. Officine Meccaniche S.P.A.157
Danisco France SAS0
Danisco Sweeteners Oy0
Danisco US Inc.238
Dansk Ingeniør Service A/S0
Daqri, LLC0
Daramic, LLC83
Dart Industries Inc.14
Darwin Precisions Corporation112
Dash Navigation, Inc.0
Dassault Systemes340
Dassault Systemes Americas Corp.153
Data Domain Holding, Inc.0
Databricks, Inc.138
Datacore Software Corporation36
Datadirect Networks, Inc.62
Datadose, LLC13
Datafeel Inc.16
Datalogic ADC, Inc.90
Datamax-O'Neil Corporation5
Datang Mobile Communications Equipment Co., Ltd.1,475
Datashapes, Inc.17
Datastax, Inc.0
Datavault AI Inc.57
Datos Io Inc.0
Dave's Design0
Davis-Standard, LLC18
Davol, Inc. (a C.R. Bard Company)0
Daws Manufacturing Company, Inc.0
Dayco Europe S.R.L3
Dayco IP Holdings, LLC41
Dayco, LLC4
Daymen US, Inc.1
Dayton Superior Corporation24
Dbtel Incorporated1
DCB-USA LLC9
Dcbel Inc.20
DCL Corporation (BP), LLC0
Dcomco, Inc.0
Dcstar Inc.161
DDP Specialty Electronic Materials US, LLC402
Deako, Inc.13
Debco LLC61
Deceuninck N.V.0
Dechra Veterinary Products, LLC7
Decibel Therapeutics, Inc.11
Decolin Inc.43
Decopac, Inc.18
DEDICATED2IMAGING, LLC0
Dedrone Holdings, LLC0
Deem, Inc.25
Deep Vision, Inc.0
Deep-Secure Limited0
Deepmap Cayman Limited0
Deepmind Technologies Limited0
Deere & Company5,530
Defiant Precision Technologies, LLC13
Definium Therapeutics US, Inc.9
Deflecto, LLC31
Defond Components Limited29
Degensoft Ltd.8
Degussa AG0
Degussa Bank AG0
Deka Products Limited Partnership1,067
Delaval Holding AB195
Delaware Capital Formation, Inc.49
Delcam Limited0
Delinea Inc.41
Delos Living LLC18
Delphi Automotive Systems Luxembourg S.A.16
Delphi Corporation44
Delphi Genetics S.A.0
Delphi Korea Limited Liability Company0
Delphi Technologies, Inc.26
Delphinus Medical Technologies, Inc.4
Delta Air Lines, Inc.15
Delta Electronics (Shanghai) Co., Ltd.652
Delta Electronics Int'l (Singapore) Pte Ltd.9
Delta Electronics, Inc.2,366
Delta Faucet Company1,713
Delve, Inc.0
Dematic Corp.143
Dematic GmbH50
Demografx0
Den-Mat Holdings, LLC7
Denali Therapeutics Inc.57
Denka Company Limited390
Densbits Technologies Ltd.0
Denso International America, Inc.488
DENTSPLY SIRONA Inc.363
Department of Electrical Engineering, National Changhua University of Education3
Department of Health and Human Services4
DePuy Acquisition LLC0
DePuy Ireland Unlimited Company505
DePuy Mitek, LLC41
DePuy Spine, LLC239
DePuy Synthes Products, Inc.2,193
DePuy Synthes Sales, Inc.0
Derby Building Products Inc.13
Dermtech, LLC14
Desa IP, LLC0
Desco Industries, Inc.9
Design Group Italia I.D. SRL0
Designaffairs GmbH0
Desktop Metal, Inc.111
Despatch Industries Limited Partnership0
Deu - BS Medizintechnik GmbH (Deu)0
Deutsche Telekom AG423
Devfactory FZ-LLC2
Devfactory Innovations FZ-LLC62
Devilbiss Air Power Company0
Devrev, Inc.6
Dexcom, Inc.751
Dexerials Corporation684
Dexerials Photonics Solutions Corporation0
Dexin Corporation122
Dexterity, Inc.102
Dezurik, Inc.18
DFR Acquisition LLC23
DGS Global Systems, Inc.30
DH Technologies Development Pte. Ltd.375
Dhando Investments, Inc.0
Dhrpro, LLC6
Diablo Technologies Inc.0
Diagnostic Hearing Assessment LLC.1
The Dial Corporation1
Dialog Semiconductor (UK) Limited421
Dialog Semiconductor Inc.639
Dialogic Corporation52
Dialybrid S.R.L.1
Diamond Review, Inc.0
Diamond Tool Supply, Inc.2
DIC Corporation533
Dickson Road Investments, LLC14
Diebold Nixdorf Systems GmbH252
Diebold Nixdorf, Incorporated341
Diebold Self-Service Systems, Division of Diebold, Incorporated0
Digg, Inc.0
Digi International Inc.115
Digimarc Corporation462
Digital Ally, Inc.13
Digital Currency Institute, the People's Bank of China20
Digital Global Systems, Inc.633
Digital Guardian LLC18
Digital Reasoning Systems, Inc.20
Digital Surgery Ltd.13
Digital Turbine, Inc.14
Digital.ai Software, Inc.50
Digitalinsights Inc.12
Digitalsmiths Corporation0
Dingyuan New Energy Technology Co., Ltd.6
Diodes Incorporated164
Diono, LLC0
Dioptics Medical Products, Inc.0
Direct Cursus Technology L.L.C4
Directa Plus SRL0
Directed Electronics Oe Pty Ltd.1
Directed Electronics, Inc.1
The Directv Group, Inc.7
Directv, LLC648
Dirtt Environmental Solutions, Ltd.120
Disc Medicine, Inc.3
Disco Corporation1,515
Disco Hi-Tec Europe GmbH1
Discover Financial Services LLC0
Discoverx Corporation0
Discovery Partners International, Inc.0
Dish Network L.L.C.675
Dish Technologies L.L.C.1,382
Dish Wireless L.L.C.233
Disney Enterprises, Inc.2,294
Distalmotion SA34
Distance Technologies Oy54
Division Group, LLC0
DLVR, Inc.1
DMRC LLC0
DMT Solutions Global Corporation147
Dnatrix, Inc.0
Dnib Unwind, Inc.0
Docomo Innovations, Inc.2
DocuSign, Inc.201
Dogwood Pharmaceuticals, Inc.0
Doic, Inc.0
Dolby International AB1,030
Dolby Laboratories Licensing Corporation2,390
Dolby Sweden AB0
Dolby Video Compression, LLC351
Domaille Engineering, LLC13
Domain Surgical, Inc.37
Dometic Marine Canada Inc.16
Dometic Sweden AB291
Dominion Voting Systems Corporation11
Domus Tower, Inc.4
Donaldson Company, Inc.659
Dongbu Electronics, Co. Ltd.0
Dongbu Hitek Co., Ltd.6
Dongbuanam Semiconductor, Inc., a Korean Corporation0
Dongguan Amperex Technology Limited51
Dongguan Luxshare Technologies Co., Ltd.251
Dongwoo Fine-Chem Co., Ltd.368
Donnelly Corporation4
Doosan Heavy Industries & Construction Co., Ltd.551
Doowon Climate Control Co., Ltd.35
Dorco Co., Ltd.179
Dorcy International, Inc.9
Dorf Ketal Chemicals Fze64
Doskocil Manufacturing Company, Inc.331
Dow (Shanghai) Holding Co., Ltd.1
Dow AgroSciences LLC57
Dow Chemical (China) Company Limited2
Dow Chemical Canada ULC0
The Dow Chemical Company28
Dow Chemical Iberica S.L.0
Dow Chemical Imea GmbH0
Dow Chemical International PVT. Ltd.1
Dow Chemical Japan Limited0
Dow Corning Corporation14
Dow Corning Europe S.A.0
Dow Deutschland GmbH & Co. OHG0
Dow France S.A.S.0
Dow Global Technologies LLC2,523
Dow International Technology Corporation0
Dow Italia S.R.L.0
Dow MF Produktions GmbH & Co. OHG0
Dow Olefinverbund GmbH0
Dow Produktions und Vertriebs GmbH & Co. OHG0
Dow Quimica de Colombia S.A.0
Dow Silicones Belgium SRL0
Dow Silicones Corporation585
Dow Stade Produktions GmbH & Co. OHG0
Dowa Metaltech Co., Ltd.70
DP World Logistics US Holdings, Inc.44
DR. Fresh, LLC0
DR. Ing. H.C. F. Porsche Aktiengesellschaft2,181
DR. Johannes Heidenhain GmbH227
DR. Reddy's Laboratories Limited7
DR.'S Own, LLC16
Dragonfly Energy Corp.16
Dragonwave X LLC0
Dreambig Semiconductor Inc.15
Dreamwell, Ltd.138
Dresser, Inc.95
Drexel University268
Drfirst.com, Inc.50
Drilling Technology Research Institute of Sinopec Shengli Petroleum Engineering Co., Ltd.6
Drive Medical Canada Inc.4
Driverdo LLC16
Dronedeploy, Inc.19
Dropbox, Inc.1,237
Droplet Biosciences, Inc.2
DRS Sustainment Systems, Inc.19
Drum Workshop, Inc.52
Drylock Technologies N.V.37
Dryve Battery Materials Inc.2
Dräger Safety AG & Co. KGaA182
Drägerwerk AG & Co. KGaA494
DSC ABC, LLC0
Dsi Assignments, LLC3
DSM IP Assets B.V.636
DSO National Laboratories3
dSPACE GmbH113
dSPACE SE & Co. KG204
DSSD, Inc.0
DST Diagnostische Systeme & Technologien GmbH1
DST Holdings, Inc.16
DT Swiss Inc.74
DTCC Digital (US) Inc.22
DTN, LLC68
Duelight LLC50
Duke University890
The Dun & Bradstreet Corporation47
Dune Medical Devices Ltd.2
Dunlop Sports Co. Ltd.19
dunmore2
Dupont Air Products Nanomaterials LLC0
DuPont Electronic Materials International393
Dura Automotive Body & Glass Systems GmbH0
Dura Global Technologies, Inc.0
Durr Megtec, LLC0
Dust Networks, Inc.0
DV8 Id S.R.L.1
DV8, LLC32
DXC US Agility Platform, Inc.0
Dye Precision, Inc.1
Dynacolor, Inc.6
DynaEnergetics Europe GmbH164
Dynamic Mounting, LLC0
Dyne Therapeutics, Inc.63
Dyson Limited8
Dyson Operations Pte. Ltd.8
Dyson Technology Limited1,034
DZS Inc.7
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Companies are grouped from ownership conveyances recorded at the USPTO. This index lists the companies with a compiled portfolio page. Every other company with a granted US patent or a published US application has a record page, reachable by search. How this record was built
The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited