Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Yuichiro Kimura — 27 Patents

Hitachi: 11 patents #3,813 of 28,497Top 15%
FLFujitsu Hitachi Plasma Display Limited: 5 patents #41 of 166Top 25%
HZHitachi Zosen: 3 patents #73 of 531Top 15%
TCTaiho Kogyo Co.: 2 patents #102 of 332Top 35%
Toyota: 2 patents #10,861 of 26,838Top 45%
HCHitachi Plasma Patent Licensing Co.: 1 patents #21 of 52Top 45%
HSHitachi Video And Information Systems: 1 patents #142 of 269Top 55%
HCHitachi Automotive Engineering Co.: 1 patents #156 of 314Top 50%
HMHitachi Maxell: 1 patents #659 of 1,211Top 55%
Kubota: 1 patents #1,212 of 2,059Top 60%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
MSMitsubishi Hitachi Power Systems: 1 patents #495 of 970Top 55%
Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
HLHitachi Plasma Display Limited: 1 patents #4 of 16Top 25%
Overall (All Time): #144,830 of 4,157,543Top 4%
27 Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
5006739 Capacitive load drive circuit Nobuaki Kabuto, Satoru Takashimizu, Katsuhiro Masujima 1991-04-09
4633145 Brightness control circuit for display apparatus with color picture tube Michitaka Osawa, Hiroyuki Miyajima 1986-12-30