Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
KW

Koji Watanabe — 255 Patents

Hitachi: 30 patents #925 of 28,497Top 4%
Panasonic: 22 patents #856 of 21,108Top 5%
NONok: 18 patents #5 of 725Top 1%
NINifco: 17 patents #13 of 650Top 2%
IBM: 16 patents #6,952 of 70,183Top 10%
Mitsubishi Electric: 11 patents #2,558 of 25,717Top 10%
TIToray Industries: 9 patents #241 of 3,690Top 7%
Kawasaki: 8 patents #232 of 2,943Top 8%
SESeiko Epson: 8 patents #2,198 of 7,774Top 30%
KCKonishiroku Photo Industry Co.: 8 patents #101 of 894Top 15%
Sony: 7 patents #6,034 of 25,231Top 25%
BIBando Chemical Industries: 6 patents #24 of 303Top 8%
SCSenju Metal Industry Co.: 6 patents #42 of 349Top 15%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
The Yokohama Rubber Co.: 5 patents #270 of 1,136Top 25%
Nec: 4 patents #3,388 of 14,502Top 25%
HOHoriba: 4 patents #114 of 604Top 20%
MAMakita: 4 patents #298 of 770Top 40%
Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%
OBObayashi: 4 patents #4 of 118Top 4%
SCShinko Electric Industries Co.: 4 patents #182 of 723Top 30%
Ricoh Company: 3 patents #4,826 of 9,818Top 50%
Toyota: 3 patents #8,352 of 26,838Top 35%
FUFujifilm: 3 patents #1,989 of 4,519Top 45%
NCNagase Chemtex: 3 patents #5 of 74Top 7%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
KOKonica: 2 patents #962 of 1,958Top 50%
KSKonica Minolta Sensing: 2 patents #18 of 57Top 35%
HTHitachi Plant Technologies: 2 patents #55 of 279Top 20%
NANabtesco: 2 patents #85 of 320Top 30%
ACAdvics Co.: 2 patents #250 of 686Top 40%
NINikon: 2 patents #1,269 of 2,493Top 55%
NCNitto Boseki Co.: 2 patents #91 of 339Top 30%
Globalfoundries: 2 patents #1,397 of 4,424Top 35%
Pioneer: 2 patents #761 of 1,730Top 45%
Pioneer Electronic: 2 patents #804 of 1,840Top 45%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
Microsoft: 1 patents #24,826 of 40,388Top 65%
ICIchinomiya Denki Co.: 1 patents #2 of 4Top 50%
MMMitsubishi Mining: 1 patents #886 of 2,247Top 40%
KCKohjin Co.: 1 patents #36 of 109Top 35%
KSKawasaki Steel: 1 patents #889 of 1,922Top 50%
RERenesas Electronics: 1 patents #2,739 of 4,529Top 65%
RTRenesas Technology: 1 patents #1,991 of 3,337Top 60%
HCHitachi Plant Engineering & Construction Co.: 1 patents #53 of 194Top 30%
SCSakata Denki Co.: 1 patents #3 of 8Top 40%
MKMeiji Seika Kaisha: 1 patents #353 of 752Top 50%
SCSekisui Chemical Co.: 1 patents #529 of 908Top 60%
ACAsahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
TIToyota Industries: 1 patents #505 of 955Top 55%
FCFuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
TCTokyo Rope Mfg. Co.: 1 patents #38 of 144Top 30%
DIDisco: 1 patents #384 of 708Top 55%
UIUbe Industries: 1 patents #895 of 1,686Top 55%
NENec Electronics: 1 patents #715 of 1,789Top 40%
NCNhk Spring Co.: 1 patents #555 of 1,116Top 50%
HTHitachi Communication Technologies: 1 patents #83 of 214Top 40%
BKBando Kagaku Kabushiki Kaisha: 1 patents #8 of 37Top 25%
NCNippon Light Metal Company: 1 patents #203 of 499Top 45%
AEAlpine Electronics: 1 patents #279 of 637Top 45%
Tokyo, NY: #2 of 99 inventorsTop 3%
Overall (All Time): #1,893 of 4,157,543Top 1%
255 Patents All Time

Issued Patents All Time

Showing 1–25 of 255 patents

Patent #TitleCo-InventorsDate
12291981 Blade ring assembly, gas turbine, and method for refurbishing gas turbine Hiroaki Kobayashi, Norihiko Nagai, Kazuharu Hirokawa, Shinya Hashimoto, Naoki Taketa +3 more 2025-05-06
12134975 Blade ring assembly, gas turbine, and method for refurbishing gas turbine Hiroaki Kobayashi, Norihiko Nagai, Kazuharu Hirokawa, Shinya Hashimoto, Naoki Taketa +3 more 2024-11-05
12084528 Photocurable resin composition and resin cured product Yoshiyuki Yamaguchi, Hiroaki Ozoe 2024-09-10
11891462 Photocurable resin composition and 3D stereolithography product using same Hiroaki Ozoe 2024-02-06
11888048 Gate oxide for nanosheet transistor devices Shahab Siddiqui, Charlotte DeWan Adams, Kai Zhao, Daniel James Dechene, Rishikesh Krishnan 2024-01-30
11788550 Blower 2023-10-17
11749680 Multi-threshold voltage non-planar complementary metal-oxide-semiconductor devices Ruqiang Bao 2023-09-05
11735593 Gate stack dipole compensation for threshold voltage definition in transistors Ruqiang Bao, Jingyun Zhang, Jing Guo 2023-08-22
11707878 Resin molding system and resin molding method Yasushi Arahata, Chiriki Watanabe, Yushi Shinno, Yusuke Takamura 2023-07-25
11647584 Circuit board, and electronic device Tetsuichiro Kasahara, Tsukasa Nakanishi, Jun Izuoka 2023-05-09
11635147 Seal ring Yusuke Yoshida 2023-04-25
11616005 Plurality of leads having a two stage recess Kentaro Kaneko, Hiroto Seki 2023-03-28
11605634 Multi-threshold voltage non-planar complementary metal-oxide-semiconductor devices Ruqiang Bao 2023-03-14
11540442 Working machine 2023-01-03
11457550 Component-mounting device and work system Tadashi Endo, Yasuyuki Ishitani 2022-09-27
11348797 Stacked wafer processing method Shigenori Harada, Yoshiaki Yodo, Jinyan Zhao 2022-05-31
11333250 Seal ring Yusuke Yoshida 2022-05-17
11211474 Gate oxide for nanosheet transistor devices Shahab Siddiqui, Charlotte DeWan Adams, Kai Zhao, Daniel James Dechene, Rishikesh Krishnan 2021-12-28
11189616 Multi-threshold voltage non-planar complementary metal-oxtde-semiconductor devices Ruqiang Bao 2021-11-30
11139215 Hybrid gate stack integration for stacked vertical transport field-effect transistors Tenko Yamashita, Takashi Ando, Oleg Gluschenkov, Chen Zhang 2021-10-05
11015575 Wind turbine drive system and wind turbine Yoichi Fujii, Jun Asaida 2021-05-25
10964603 Hybrid gate stack integration for stacked vertical transport field-effect transistors Tenko Yamashita, Takashi Ando, Oleg Gluschenkov, Chen Zhang 2021-03-30
10943857 Substrate with multi-layer resin structure and semiconductor device including the substrate Kentaro Kaneko, Harunobu Sato, Tsukasa Nakanishi, Junichi Nakamura 2021-03-09
D912784 Seal Yusuke Yoshida 2021-03-09
10711865 Speed reducing device for carriage and driving device for carriage Ryutaro Dozaki 2020-07-14