Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
YA

Yoshio Aoki — 81 Patents

Sony: 23 patents #1,722 of 25,231Top 7%
DIDic: 11 patents #29 of 844Top 4%
Denso: 8 patents #1,668 of 11,792Top 15%
FLFujitsu Quantum Devices Limited: 8 patents #4 of 110Top 4%
SCShindengen Electric Manufacturing Co.: 6 patents #33 of 307Top 15%
YAYamasa: 5 patents #14 of 108Top 15%
MCMitsubishi Gas Chemical Company: 4 patents #481 of 1,727Top 30%
KAKao: 3 patents #1,053 of 3,221Top 35%
SGSoftware Gmbh: 3 patents #34 of 322Top 15%
YCYokowo Co.: 3 patents #38 of 176Top 25%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
OCOlympus Optical Co.: 2 patents #1,178 of 2,334Top 55%
Canon: 1 patents #14,969 of 19,416Top 80%
ACAsmo Co.: 1 patents #369 of 745Top 50%
HDHitachi Denshi: 1 patents #119 of 275Top 45%
KNKabushiki Kaisha N-Tech: 1 patents #7 of 16Top 45%
KLKaken Chemical Company, Limited: 1 patents #15 of 33Top 50%
KCKaken Pharmaceutical Co.: 1 patents #159 of 335Top 50%
KCKao Soap Co.: 1 patents #82 of 203Top 45%
KCKonami Digital Entertainment Co.: 1 patents #313 of 611Top 55%
MCMgc Filsheet Co.: 1 patents #42 of 79Top 55%
TCThe Lion Fat & Oil Co.: 1 patents #21 of 52Top 45%
TTTokyo Institute Of Technology: 1 patents #411 of 1,159Top 40%
Overall (All Time): #22,096 of 4,157,543Top 1%
81 Patents All Time
Yoshio Aoki has been granted 81 US patents while listed as an inventor at Sony. The first was granted in 1980 and the most recent in July 2024. Yoshio Aoki ranks #22,096 of 4,157,543 US inventors in our database (top 0.53%). Patent records list Yoshio Aoki in Hamamatsu, CA, JP.

Patents per Year

Patents granted per year, 1988 to 2024Bar chart with a peak of 8 patents in 2004.peak 81988: 2 patents19881990: 3 patents1991: 1 patents1993: 2 patents19931994: 2 patents1995: 1 patents1996: 5 patents19961997: 2 patents1998: 3 patents1999: 4 patents19992001: 4 patents2002: 1 patents2003: 2 patents20032004: 8 patents2005: 1 patents2007: 2 patents20072008: 1 patents2009: 1 patents2010: 3 patents20102012: 1 patents2013: 2 patents2014: 2 patents20142015: 3 patents2016: 3 patents2017: 5 patents20172019: 5 patents2020: 1 patents2021: 3 patents20212022: 1 patents2024: 1 patents2024

Issued Patents All Time

Showing 26–50 of 81 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
D676376 Electric vehicle charging station Kenji Yamada 2013-02-19
8162317 Game machine including variable pattern display units Masaaki Ozaki, Takahisa Kaneko, Ken Nishioka, Tsuneo Uchida, Hiroshi Kawakami +1 more 2012-04-24
7806407 Game machine including variable pattern display units Masaaki Ozaki, Takahisa Kaneko, Ken Nishioka, Tsuneo Uchida, Hiroshi Kawakami +1 more 2010-10-05
7719952 Optical information recording medium Hideyoshi Horimai, Kazuhiko Kimura, Atsushi Togo, Yasuo Sakane 2010-05-18
7677572 Pattern display device and game machine Masaaki Ozaki, Takahisa Kaneko, Ken Nishioka, Tsuneo Uchida, Hiroshi Kawakami +1 more 2010-03-16
7518973 Holographic optical information reproducing apparatus Hideyoshi Horimai 2009-04-14
7428206 Holographic information recording apparatus Hideyoshi Horimai 2008-09-23
7255643 Pattern display device and game machine including the same Masaaki Ozaki, Takahisa Kaneko, Ken Nishioka, Tsuneo Uchida, Hiroshi Kawakami +1 more 2007-08-14
7204753 Pattern display device and game machine including the same Masaaki Ozaki, Takahisa Kaneko, Ken Nishioka, Tsuneo Uchida, Hiroshi Kawakami 2007-04-17
6900482 Semiconductor device having divided active regions with comb-teeth electrodes thereon Yutaka Mimino, Osamu Baba, Muneharu Gotoh 2005-05-31
6825809 High-frequency semiconductor device Yutaka Mimino, Osamu Baba, Muneharu Gotoh 2004-11-30
6787909 High frequency semiconductor device Yutaka Mimino, Osamu Baba, Muneharu Gotoh 2004-09-07
D494540 Rectifier Masahide Mizuno 2004-08-17
D494543 Rectifier module Kenji Yamada 2004-08-17
D494131 Rectifier module Hikaru Hirashima 2004-08-10
6774484 High frequency semiconductor device Yutaka Mimino, Osamu Baba, Muneharu Gotoh 2004-08-10
6747299 High frequency semiconductor device Yutaka Mimino, Osamu Baba, Muneharu Gotoh 2004-06-08
6712284 High frequency semiconductor device Yutaka Mimino, Osamu Baba, Muneharu Gotoh 2004-03-30
D479506 Rectifier Hikaru Hirashima 2003-09-09
6580166 High frequency semiconductor device Osamu Baba, Yutaka Mimino, Muneharu Gotoh 2003-06-17
6489671 Semiconductor integrated circuit having three-dimensional interconnection lines Yutaka Mimino, Osamu Baba, Muneharu Gotoh 2002-12-03
RE37428 Magneto-optical disk system with specified thickness for protective layer on the disk relative to the numerical aperture of the objective lens Tetsu Watanabe 2001-10-30
6262948 Optical disk having a protective layer specified thickness relative to the NA of an objective lens and the wavelength of light source Tetsu Watanabe 2001-07-17 $748,000
6233654 Recording apparatus having a partially exchangeable disk array, a loading/unloading device, and a control device and which uses a disk-like recording medium Hideyoshi Horimai 2001-05-15 $1,886,000
6219308 Optical disk system having objective lens with a numerical aperture related to thickness of protective layer Tetsu Watanabe 2001-04-17 $1,407,000