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

Hitoshi Tanaka — 285 Patents

Hitachi: 53 patents #249 of 28,497Top 1%
PEPentax: 28 patents #47 of 761Top 7%
HEHitachi Vlsi Engineering: 26 patents #1 of 666Top 1%
HCHitachi Ulsi Systems Co.: 22 patents #6 of 867Top 1%
JDJapan Display: 20 patents #172 of 1,204Top 15%
Fujitsu Limited: 19 patents #1,495 of 24,456Top 7%
Tdk: 16 patents #345 of 3,796Top 10%
Denso: 12 patents #974 of 11,792Top 9%
EMElpida Memory: 12 patents #50 of 692Top 8%
ADAdvantest: 10 patents #85 of 1,193Top 8%
RTRenesas Technology: 8 patents #341 of 3,337Top 15%
OCOki Electric Industry Co.: 7 patents #247 of 2,807Top 9%
Mitsubishi Electric: 7 patents #4,301 of 25,717Top 20%
PEPentax: 7 patents #66 of 396Top 20%
Casio Computer Co.: 7 patents #358 of 1,970Top 20%
SCSeitetsu Kagaku Co.: 6 patents #6 of 86Top 7%
JCJin Co.: 6 patents #1 of 8Top 15%
HEHitachi Micro Computer Engineering: 5 patents #10 of 393Top 3%
PSPs4 Luxco S.A.R.L.: 5 patents #17 of 276Top 7%
TATdk Electronics Ag: 5 patents #50 of 503Top 10%
Toyota: 4 patents #6,703 of 26,838Top 25%
JMJ. Morita Mfg.: 4 patents #38 of 136Top 30%
SCSanyo Electric Co.: 4 patents #1,493 of 6,347Top 25%
RCRohto Pharmaceutical Co.: 3 patents #8 of 138Top 6%
Micron: 3 patents #3,077 of 6,345Top 50%
KCKoito Manufacturing Co.: 3 patents #355 of 1,047Top 35%
HOHoya: 2 patents #523 of 1,290Top 45%
KOKasei Optonix: 2 patents #35 of 142Top 25%
NCNippondenso Co.: 2 patents #1,150 of 3,479Top 35%
OMOmron: 2 patents #1,275 of 3,089Top 45%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
SKSumitomo Kinzoku Kogyo Kabushiki Kaisha: 2 patents #2 of 53Top 4%
ALAlcon Laboratories: 2 patents #114 of 314Top 40%
TIToray Industries: 2 patents #1,308 of 3,690Top 40%
YCYamatake-Honeywell Co.: 2 patents #37 of 169Top 25%
ICIriso Electronics Co.: 2 patents #28 of 53Top 55%
MCMizusawa Industrial Chemicals: 1 patents #47 of 90Top 55%
RERenesas Electronics: 1 patents #2,739 of 4,529Top 65%
AKAsahi Kogaku Kogyo K.K.: 1 patents #76 of 180Top 45%
HKHamamatsu Photonics K.K.: 1 patents #936 of 1,436Top 70%
LCLapis Semiconductor Co.: 1 patents #173 of 349Top 50%
AKAsahi Kogaku Kabushiki Kaisha: 1 patents #9 of 73Top 15%
Honeywell: 1 patents #7,507 of 14,447Top 55%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
UTUniversity Of Tokushima: 1 patents #12 of 80Top 15%
SCSumitomo Seika Chemicals Co.: 1 patents #180 of 365Top 50%
ALAderans Company Limited: 1 patents #28 of 75Top 40%
KSKobe Steel: 1 patents #857 of 2,031Top 45%
NSNippon Soken: 1 patents #783 of 1,540Top 55%
TKTerumo Kabushiki Kaisha: 1 patents #888 of 1,558Top 60%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
NINissho: 1 patents #65 of 171Top 40%
FCFurukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
The Johns Hopkins University: 1 patents #1,892 of 4,416Top 45%
OKOtsuka Kagaku Kabushiki Kaisya: 1 patents #86 of 183Top 50%
FCFuji Photo Optical Co.: 1 patents #305 of 509Top 60%
Yokohama, JP: #12 of 480 inventorsTop 3%
Overall (All Time): #1,492 of 4,157,543Top 1%
285 Patents All Time

Issued Patents All Time

Showing 1–25 of 285 patents

Patent #TitleCo-InventorsDate
12388210 Connector Tomomitsu Saito 2025-08-12
12379637 Display device including a strip oxide semiconductor overlapping an opening Kazuhide Mochizuki 2025-08-05
12223922 Display device 2025-02-11
12181759 Display device Akihiro HANADA 2024-12-31
12148842 Semiconductor substrate and display device Masataka Ikeda, Hirotaka Hayashi 2024-11-19
12085895 Notification control device, watch, notification control method, and non-transitory recording medium 2024-09-10
12078557 Force sensor 2024-09-03
12038653 Display device 2024-07-16
12032338 Pointer display apparatus and pointer operation control method Chiharu SHIRATORI, Shuto OIKAWA, Tomoki ISHIKAWA 2024-07-09
11947231 Display device including a strip oxide semiconductor overlapping an opening Kazuhide Mochizuki 2024-04-02
11906862 Display device and semiconductor device Isao Suzumura, Fumiya Kimura, Kazuhide Mochizuki, Kenichi AKUTSU, Atsuko Shimada 2024-02-20
11899408 Pointer controller and pointer control method Tomoki ISHIKAWA, Shuto OIKAWA, Chiharu SHIRATORI 2024-02-13
11719573 Detection device Masahiro Tada, Takashi Nakamura, Hiroshi Mizuhashi, Fumitaka Gotoh, Hirofumi Kato 2023-08-08
11719986 Substrate including semiconductors arranged in a matrix and a display device Kazuhide Mochizuki 2023-08-08
11703733 Display device Toshiharu Matsushima 2023-07-18
11698560 Display device including a strip oxide semiconductor overlapping an opening Kazuhide Mochizuki 2023-07-11
11626520 Semiconductor substrate and display device Masataka Ikeda, Hirotaka Hayashi 2023-04-11
11493812 Display device and semiconductor device Isao Suzumura, Fumiya Kimura, Kazuhide Mochizuki, Kenichi AKUTSU, Atsuko Shimada 2022-11-08
11307473 Display device including a strip oxide semiconductor overlapping an opening Kazuhide Mochizuki 2022-04-19
D930251 Makeup compact Yoshihiro Tsumura, Tsuyoshi Teraoka, Masashi Tsuchida 2021-09-07
11101106 Exposure device Youichi Shimizu 2021-08-24
10921664 Substrate including semiconductors arranged in a matrix and a display device Kazuhide Mochizuki 2021-02-16
10866478 Display device including an oxide semiconductor which overlaps an opening Kazuhide Mochizuki 2020-12-15
10825487 Apparatuses and methods for generating a voltage in a memory Yasunori Orito 2020-11-03
10824077 Exposure device Youichi Shimizu 2020-11-03