Prosecution Insights
Last updated: September 23, 2026

Semiconductors, Circuits & Optics: Companies

3,587 companies with pending patent office actions in this technology area (USPTO Tech Center 2800) • 37,950 pending office actions combined

Browse by technology area: Biotechnology & Pharmaceuticals • Chemistry & Materials • Computing & Software • Networking & Security • Communications • Semiconductors, Circuits & Optics • Transportation, E-Commerce & Mechanical Systems • Medical Devices & Mechanical Engineering
CompanyPending OAsShare of portfolio in this area
Samsung Electronics Co., Ltd.3,37831%
Taiwan Semiconductor Manufacturing Company, Ltd.1,47987%
Canon Inc.1,37628%
International Business Machines Corporation1,24626%
Samsung Display Co., Ltd.1,18352%
Intel Corporation1,16141%
Robert Bosch GmbH78321%
Micron Technology Inc.68537%
Texas Instruments Incorporated56366%
Applied Materials Inc.55736%
BOE Technology Group Co., Ltd.49952%
Murata Manufacturing Co., Ltd.43356%
LG Display Co., Ltd.42753%
Seiko Epson Corporation41135%
Kabushiki Kaisha Toshiba40230%
Mitsubishi Electric Corporation39530%
SK hynix Inc.33959%
Saudi Arabian Oil Company28122%
Tokyo Electron Limited27524%
Sumitomo Electric Industries Ltd.25054%
Siemens Aktiengesellschaft24622%
Kyocera Corporation24233%
Meta Platforms Technologies LLC24136%
Samsung Electro-Mechanics Co., Ltd.21778%
Semiconductor Energy Laboratory Co., Ltd.21638%
STMicroelectronics N.V.20569%
TDK Corporation20059%
Infineon Technologies AG20057%
Corning Incorporated19831%
Advanced Micro Devices Inc.19621%
ASML Holding N.V.19362%
KIOXIA Corporation19269%
ABB Schweiz AG17534%
Halliburton Energy Services Inc.16824%
Konica Minolta Inc.16828%
NXP Semiconductors N.V.15629%
Rohm Co., Ltd.15491%
Lam Research Corporation15326%
Innolux Corporation13870%
Kyocera Document Solutions Inc.13735%
Yangtze Memory Technologies Co., Ltd.13466%
Brother Kogyo Kabushiki Kaisha13349%
Valeo S.A.12937%
NIKON Corporation12434%
LG Innotek Co., Ltd.12359%
SanDisk Technologies Inc.12276%
ASM IP Holding B.V.11922%
Skyworks Solutions Inc.11359%
Industrial Technology Research Institute11129%
Analog Devices Inc.11045%
SHIMADZU Corporation10834%
Amd10826%
United Microelectronics Corp.10681%
NANYA TECHNOLOGY Corporation10086%
Commissariat à l'Énergie Atomique et aux Énergies Alternatives9845%
Ams-osram AG9863%
Fuji Electric Co., Ltd.9787%
Signify Holding B.V.9547%
Emerson Electric Co.9231%
Yazaki Corporation9162%
Microchip Technology Incorporated9034%
TE Connectivity Ltd.8865%
KLA Corporation8766%
NICHIA Corporation8572%
Kokusai Electric Corporation7923%
Casio Computer Co., Ltd.7838%
Realtek Semiconductor Corporation7530%
Audi AG7426%
Schaeffler Technologies AG & Co. KG7428%
Schneider Electric SE7237%
Thales Group7022%
Aktiebolaget SKF6929%
Honor Device Co., Ltd.6922%
DISCO Corporation6923%
Aptiv Technologies AG6728%
Magnolia White Corporation6662%
BAE Systems plc6626%
Hamamatsu Photonics K.K.6572%
Magic Leap Inc.6421%
HAMILTON SUNDSTRAND Corporation6441%
Shanghai United Imaging Healthcare Co., Ltd.6332%
Semiconductor Components Industries LLC6283%
Dai Nippon Printing Co., Ltd.6122%
Essilor International6045%
Avago Technologies International Sales Pte. Limited5942%
Delta Electronics Inc.5859%
Techtronic Power Tools Technology Limited5822%
Wolfspeed Inc.5692%
Hoya Corporation5532%
Chevron U.s.a. Inc.5421%
RAYTHEON Company5236%
Nexperia B.V.5293%
Alps Alpine Co., Ltd.5124%
Carl Zeiss SMT GmbH5171%
Sharp Display Technology Corporation5058%
Lodestar Licensing Group LLC5026%
The Research Foundation for the State University of New York5021%
Lutron Technology Company LLC4935%
KONE Corporation4952%
Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.4870%
Japan Display Inc.4852%
Hon Hai Precision Industry Co., Ltd.4828%
POSTECH Research and Business Development Foundation4723%
Furukawa Electric Co., Ltd.4742%
Korea Electronics Technology Institute4726%
Minebea Mitsumi Inc.4768%
Dh Technologies Development Pte. Ltd.4679%
Coretronic Corporation4583%
Renesas Electronics Corporation4586%
Rohde & Schwarz GmbH & Co. KG4526%
II-VI Delaware Inc.4555%
National Tsing Hua University4428%
Yamaha Corporation4327%
Qorvo US Inc.4350%
Siliconware Precision Industries Co., Ltd.4396%
Otis Elevator Company4228%
AUO Corporation4271%
Proterial Ltd.4243%
Seoul Viosys Co., Ltd.4289%
Western Digital Technologies Inc.4131%
LX Semicon Co., Ltd.4124%
Zenni Optical Inc.4168%
FEI Company4055%
Agilent Technologies Inc.3920%
Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.3962%
Hubbell Incorporated3952%
Lumentum Operations LLC3986%
Rambus Inc.3833%
Outdoor Wireless Networks LLC3825%
Tektronix Inc.3770%
Lumileds LLC3796%
Toyoda Gosei Co., Ltd.3648%
TOPCON Corporation3640%
Koito Manufacturing Co., Ltd.3670%
Globalfoundries U S Inc.3693%
Siemens Energy AG3425%
Nuvoton Technology Corporation3460%
Viavi Solutions Inc.3459%
Advanced Semiconductor Engineering Inc.3485%
NIDEC Corporation3357%
AAC Technologies Holdings Inc.3248%
Verily Life Sciences LLC3220%
Cirrus Logic International Semiconductor Ltd.3261%
Siemens Gamesa Renewable Energy S.A.3122%
Nederlandse Organisatie Voor Toegepast-natuurwetenschappelijk Onderzoek Tno3122%
WISTRON NEWEB Corporation3148%
Winbond Electronics Corp.3178%
Varian Inc.3133%
Changxin Memory Technologies Inc.3190%
DEXerials Corporation3059%
Carl Zeiss Microscopy GmbH3059%
Xerox Corporation3041%
Kyoto University3026%
Katholieke Universiteit Leuven2939%
National University Corporation Tokai National Higher Education and Research System2920%
Hella GmbH & Co. KGaA2875%
Marvell Asia Pte. Ltd.2823%
Webasto SE2831%
Horiba Ltd.2842%
National Taiwan University2844%
BorgWarner Inc.2747%
E Ink Holdings Inc.2756%
Qisda Corporation2744%
Sick AG2625%
Vertiv Group Corp.2639%
Ciena Corporation2633%
CommScope Technologies LLC2672%
Osram GmbH2648%
Actutek Corporation26100%
Imec Vzw2668%
Fujikura Ltd.2575%
Carl Zeiss Meditec AG2524%
Macronix International Co., Ltd.2570%
Sungrow Power Supply Co., Ltd.2571%
Allegro MicroSystems LLC2582%
Dr. Ing. h.c. F. Porsche Aktiengesellschaft2522%
Korea Advanced Institute Of Science And Technology (Kaist)1100%

Plus 3,410 more companies with smaller portfolios in this area — find them via the full companies directory.

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