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

Koji Okada

Kabushiki Kaisha Toshiba: 59 patents #884 of 21,451Top 5%
Canon: 12 patents #5,447 of 19,416Top 30%
KAKaneka: 12 patents #66 of 1,525Top 5%
FLFujitsu Semiconductor Limited: 11 patents #35 of 1,301Top 3%
JSJsr: 8 patents #130 of 1,137Top 15%
Fujitsu Limited: 8 patents #3,989 of 24,456Top 20%
Cypress Semiconductor: 7 patents #267 of 1,852Top 15%
YPYokosuka Telecom Research Park: 5 patents #2 of 12Top 20%
KCKobelco Construction Machinery Co.: 3 patents #130 of 422Top 35%
FCFurukawa Electric Co.: 3 patents #622 of 2,370Top 30%
YCYanegijutsukenkyujo Co.: 2 patents #5 of 8Top 65%
Kubota: 2 patents #849 of 2,059Top 45%
SLSpansion Llc.: 2 patents #309 of 769Top 45%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
SGStyron Europe Gmbh: 2 patents #7 of 73Top 10%
KKKanegafuchi Kagaku Kogyo: 2 patents #226 of 691Top 35%
TSToshiba Digital Solutions: 1 patents #75 of 245Top 35%
FUFuji: 1 patents #263 of 422Top 65%
HMHowa Machinery: 1 patents #54 of 89Top 65%
Denso: 1 patents #6,940 of 11,792Top 60%
Hitachi: 1 patents #17,742 of 28,497Top 65%
NINgk Insulators: 1 patents #1,271 of 2,083Top 65%
NINippn: 1 patents #10 of 40Top 25%
NCNippondenso Co.: 1 patents #1,765 of 3,479Top 55%
SISeiko Instruments: 1 patents #836 of 1,437Top 60%
SHShimadzu: 1 patents #1,152 of 2,007Top 60%
SCSumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
TCTechno Polymer Co.: 1 patents #33 of 68Top 50%
Tochigi, JP: #11 of 2,789 inventorsTop 1%
Overall (All Time): #10,496 of 4,157,543Top 1%
117 Patents All Time

Issued Patents All Time

Showing 51–75 of 117 patents

Patent #TitleCo-InventorsDate
8508307 Oscillation circuit Kazuhiro Mitsuda, Suguru Tachibana 2013-08-13
8503501 Spread spectrum clock generation circuit and a method of controlling thereof Syuichi Saito 2013-08-06
8501874 Thermosetting resin composition, multilayer body using same, and circuit board Shigeru Tanaka, Kanji Shimoohsako, Takashi Itoh, Mutsuaki Murakami 2013-08-06
8499147 Account management system, root-account management apparatus, derived-account management apparatus, and program Tatsuro Ikeda, Tomoaki Morijiri, Minoru Nishizawa, Hidehisa Takamizawa, Yoshihiro Fujii +1 more 2013-07-30
8436687 Oscillating apparatus Kenta Aruga, Suguru Tachibana 2013-05-07
8433897 Group signature system, apparatus and storage medium Takuya Yoshida 2013-04-30
8426015 Clear and flame retardant polycarbonate resin film Kazushi HORISAWA, Weijun Zhou 2013-04-23
8417964 Software module management device and program Shingo Miyazaki, Fumihiko Sano, Shigeyuki Fukushima, Chiaki Ishikawa, Noboru Koshizuka +1 more 2013-04-09
8414205 Intermediate accessory for camera system, and camera system using the same 2013-04-09
8412034 Camera body, interchangeable lens, accessory, camera system, and method for rewriting information 2013-04-02
8406422 Cryptographic module management apparatus, method, and program Shingo Miyazaki, Takanori Nakamizo, Akito Niwa, Kouya Tochikubo, Shigeyuki Fukushima +3 more 2013-03-26
8396218 Cryptographic module distribution system, apparatus, and program Shingo Miyazaki, Takanori Nakamizo, Akito Niwa, Kouya Tochikubo, Shigeyuki Fukushima +3 more 2013-03-12
8381865 Construction machine 2013-02-26
8370643 Cryptographic module selecting device and program Shingo Miyazaki, Takanori Nakamizo, Akito Niwa, Kouya Tochikubo, Shigeyuki Fukushima +3 more 2013-02-05
8368577 A/D converter Kenta Aruga, Suguru Tachibana 2013-02-05
8332648 Verification apparatus and program Tomoaki Morijiri, Tatsuro Ikeda, Minoru Nishizawa, Hidehisa Takamizawa, Yoshihiro Fujii +1 more 2012-12-11
8278983 PLL circuit 2012-10-02
8281373 System, apparatus, and program for biometric authentication Yoshihiro Fujii, Minoru Nishizawa, Tatsuro Ikeda, Tomoaki Morijiri, Hidehisa Takamizawa +1 more 2012-10-02
8230483 System, apparatus, program, and method for authentication Tatsuro Ikeda, Hidehisa Takamizawa 2012-07-24
8200977 Group signature system, device, and program Takuya Yoshida 2012-06-12
8184807 Content distribution/browsing system, content distribution apparatus, content browsing apparatus and program Takehisa Kato, Norikazu Hosaka, Yoshihiro Fujii, Minako Tada 2012-05-22
8063245 Phosphazene compound, photosensitive resin composition and use thereof Toshio Yamanaka 2011-11-22
8028330 System, apparatus, and program for biometric authentication Yoshihiro Fujii, Minoru Nishizawa, Tatsuro Ikeda, Tomoaki Morijiri, Hidehisa Takamizawa +1 more 2011-09-27
7960450 Flame retardant and light diffusing polycarbonate resin composition and light diffusing sheet thereof Akihito Kawagoshi 2011-06-14
7952509 Successive approximation A/D converter Kenta Aruga, Suguru Tachibana 2011-05-31