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

Tomohiro Sato

Canon: 17 patents #3,927 of 19,416Top 25%
MLMitsubishi Paper Mills Limited: 7 patents #56 of 458Top 15%
Aisin Seiki Kabushiki Kaisha: 6 patents #584 of 3,782Top 20%
TOToyota: 5 patents #5,641 of 26,838Top 25%
MCMitsubishi Chemical: 4 patents #463 of 3,022Top 20%
SCSumitomo Chemical: 4 patents #1,124 of 4,033Top 30%
Brother Kogyo: 3 patents #1,626 of 2,767Top 60%
TSToshiba Medical Systems: 2 patents #467 of 1,088Top 45%
KTKabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
NCNiles Co.: 2 patents #18 of 49Top 40%
RGRakuten Group: 1 patents #217 of 553Top 40%
TCToyoda Gosei Co.: 1 patents #1,271 of 2,296Top 60%
VCValeo Japan Co.: 1 patents #31 of 106Top 30%
YCYanmar Holdings Co.: 1 patents #349 of 636Top 55%
DEDenso: 1 patents #6,940 of 11,792Top 60%
SOSony: 1 patents #17,262 of 25,231Top 70%
NCNippon Chemi-Con: 1 patents #97 of 199Top 50%
Kubota: 1 patents #1,212 of 2,059Top 60%
KUKurimoto: 1 patents #46 of 113Top 45%
HIHitachi: 1 patents #17,742 of 28,497Top 65%
MLMitsubishi Petrochemical Company Limited: 1 patents #291 of 670Top 45%
NPNec Platforms: 1 patents #114 of 361Top 35%
JAJapan Aerospace Exploration Agency: 1 patents #160 of 546Top 30%
Toyota, JP: #13 of 316 inventorsTop 5%
Overall (All Time): #33,431 of 4,157,543Top 1%
65 Patents All Time

Issued Patents All Time

Showing 51–65 of 65 patents

Patent #TitleCo-InventorsDate
7977260 Separator for an electric double layer capacitor Takahiro Tsukuda, Masatoshi Midorikawa 2011-07-12
7811108 Rotary connector device Hiroshi Oishi 2010-10-12
7668642 Control apparatus for internal combustion engine Naohide Fuwa, Masanori Abino 2010-02-23
7514672 Case for accommodating solid-state imaging device and solid-state imaging apparatus Mitsuo Maeda, Shigehide Yoshida 2009-04-07
7396704 Lid made of resin for case for accommodating solid-state imaging device and solid-state imaging apparatus Mitsuo Maeda, Shigehide Yoshida 2008-07-08
6670078 Non-aqueous electrolyte cell with a solvent including a S-O bond Shoichiro Mori, Marc Deshamps, Minoru Kotato, Noriko Shima, Hitoshi Suzuki 2003-12-30
6664008 Secondary battery having nonaqueous electrolyte solution Hitoshi Suzuki, Minoru Kotato, Hitoshi Ota, Hideharu Sato 2003-12-16
6649730 Aromatic polyester amide Satoshi Okamoto, Manabu Hirakawa 2003-11-18
6517942 Magnetic recording medium and manufacturing method thereof Toshitsugu Ono, Yuji Aoyama 2003-02-11
D448641 Screwdriver 2001-10-02
6205893 Screwdriver pen 2001-03-27
5587871 Electrolyte solution for electrolytic capacitor and electrolytic capacitor using the same Makoto Ue, Masayuki Takeda 1996-12-24
5338472 Electrolytic solution for electrolytic capacitor Yutaka Yokoyama, Tatsunori Tsuji, Makoto Ue 1994-08-16
5129397 Ultrasonic diagnosing apparauts Masaharu Jingu, Miwako Aida 1992-07-14
4880595 Process and apparatus for cleaning nuclear reactor cooling water Masami Matsuda, Kiyomi Funabashi, Takashi Nishi, Itaru Komori, Tsutomu Baba +4 more 1989-11-14