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

Yasushi Aoki — 77 Patents

Nec: 23 patents #408 of 14,502Top 3%
Honda Motor Co.: 16 patents #952 of 21,052Top 5%
NENec Electronics: 10 patents #41 of 1,789Top 3%
NCNissin Kogyo Co.: 7 patents #22 of 334Top 7%
Canon: 4 patents #10,169 of 19,416Top 55%
NCNemoto & Co.: 4 patents #2 of 27Top 8%
SHShimadzu: 4 patents #448 of 2,007Top 25%
NLNec Lighting: 2 patents #6 of 28Top 25%
ACAutoliv Nissin Brake Systems Japan Co.: 2 patents #18 of 78Top 25%
RERenesas Electronics: 2 patents #1,855 of 4,529Top 45%
Yamaha Motor: 2 patents #855 of 2,310Top 40%
KSKabushiki Kaisha Showa Seisakusho: 1 patents #9 of 45Top 20%
JIJapan Atomic Energy Research Institute: 1 patents #188 of 609Top 35%
NCNkk Co.: 1 patents #579 of 1,173Top 50%
NTNtn: 1 patents #814 of 1,364Top 60%
HHHitachi High-Technologies: 1 patents #1,617 of 1,917Top 85%
HUHitachi Astemo Ueda: 1 patents #9 of 10Top 90%
CCCitizen Watch Co.: 1 patents #668 of 1,225Top 55%
EBEbara: 1 patents #1,014 of 1,611Top 65%
MMMitsubishi Motors: 1 patents #856 of 1,823Top 50%
A.A.L.M.T.: 1 patents #72 of 152Top 50%
Shizuoka, JP: #58 of 6,644 inventorsTop 1%
Overall (All Time): #24,274 of 4,157,543Top 1%
77 Patents All Time
Yasushi Aoki has been granted 77 US patents while listed as an inventor at Nec. The first was granted in 1989 and the most recent in September 2024. Yasushi Aoki ranks #24,274 of 4,157,543 US inventors in our database (top 0.58%). Patent records list Yasushi Aoki in Shizuoka, JP.

Issued Patents All Time

Showing 1–25 of 77 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12087569 Time-of-flight mass spectrometry device and analysis method Takuro Kishida, Toshitaka Kawai 2024-09-10
11738726 Vehicle brake system Hiromasa Satoh, Toshihiro Obika, Yusuke Koga, Hiromitsu Toyota, Haruo Kotera +2 more 2023-08-29
11373851 High-voltage power supply device Takuro Kishida 2022-06-28
11270875 Mass spectrometer Takuro Kishida 2022-03-08
10984997 Mass spectrometer with main voltage generating unit and auxiliary power supply 2021-04-20
10845762 Reddish light emitting phosphorescent phosphor Atsunori Hashimoto 2020-11-24
10458606 Organic EL device 2019-10-29
10403856 Organic EL panel having substrate comprising light incident section and light guide section 2019-09-03
10106138 Brake system Hiroaki Tokoi, Nobuyuki Kobayashi 2018-10-23
10017168 Brake system Hiroaki Tokoi, Nobuyuki Kobayashi 2018-07-10
9599146 Vehicle including an operating member Masaki Nagaoka 2017-03-21
9097690 Sample preprocessing and conveying system Shigeru Yano, Atsushi Suzuki, Tatsuya Fukugaki 2015-08-04
8781701 Vehicle regeneration cooperative braking system Jiro Suzuki, Kouji Sakai 2014-07-15 $570,000
8718214 Signal wiring system and jitter suppression circuit 2014-05-06
8483263 Receiver circuit 2013-07-09
8348351 Brake control device Akiharu Kanagawa, Makoto Kikuchi 2013-01-08 $528,000
8303846 Infra-red light emitting phosphor Takeshi Takahara, Kaori Kanesaka, Takashi Murase 2012-11-06
8177077 Supporting device for exhibiting golf club Heihachiro Yamamoto, Hitoshi Nishi 2012-05-15
7896173 Supporting device for exhibiting a golf club Heihachiro Yamamoto, Hitoshi Nishi 2011-03-01
7840727 Serial-to-parallel conversion/parallel-to-serial conversion/ FIFO unified circuit Takanori Saeki, Masatomo Eimitsu, Masashi Nakagawa, Minoru Nishizawa, Tadashi Iwasaki +1 more 2010-11-23
7837898 Green light emitting phosphor Takeshi Takahara, Takashi Murase 2010-11-23
7815353 Headlight device and vehicle 2010-10-19
7768328 Semiconductor circuit 2010-08-03
7756232 Clock and data recovery circuit Takanori Saeki, Koichiro Kiguchi 2010-07-13
7638821 Integrated circuit incorporating decoupling capacitor under power and ground lines 2009-12-29