AY

Akira Yamashita

TO Toyota: 55 patents #145 of 26,838Top 1%
JT Jtekt: 15 patents #58 of 1,969Top 3%
Mitsubishi Electric: 12 patents #2,296 of 25,717Top 9%
Micron: 11 patents #1,364 of 6,345Top 25%
TC Toyoda Gosei Co.: 9 patents #257 of 2,296Top 15%
DI Daicel Chemical Industries: 7 patents #104 of 893Top 15%
SG Sg: 6 patents #4 of 34Top 15%
IL Isuzu Motors Limited: 5 patents #103 of 908Top 15%
AK Asahi Kasei Kabushiki Kaisha: 3 patents #181 of 1,220Top 15%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
NT NTT: 3 patents #1,627 of 4,871Top 35%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
DC Du Pont-Mitsui Polychemicals Co.: 2 patents #16 of 53Top 35%
NC Nitto Kohki Co.: 2 patents #73 of 144Top 55%
MT Mitsui Chemicals Tohcello: 2 patents #21 of 76Top 30%
NC Nippondenso Co.: 2 patents #1,150 of 3,479Top 35%
Kawasaki: 2 patents #1,008 of 2,943Top 35%
NK Nippon Gohsei Kagaku Kogyo: 2 patents #30 of 142Top 25%
SC Sanyo Kokusaku Pulp Co.: 1 patents #40 of 99Top 45%
SO Soken: 1 patents #60 of 182Top 35%
TC Takeuchi Press Industries Co.: 1 patents #9 of 20Top 45%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
TC Toyooki Kogyo Co.: 1 patents #18 of 46Top 40%
Kubota: 1 patents #1,212 of 2,059Top 60%
KC Konami Digital Entertainment Co.: 1 patents #313 of 611Top 55%
MA Maxell: 1 patents #286 of 437Top 70%
ML Mitsubishi Petrochemical Company Limited: 1 patents #291 of 670Top 45%
MC Mitsubishi Yuka Fine Chemicals Co.: 1 patents #16 of 39Top 45%
FI Fujikin Incorporated: 1 patents #196 of 318Top 65%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
PC Pan Pacific Copper Co.: 1 patents #16 of 29Top 60%
📍 Oyama, MI: #1 of 2 inventorsTop 50%
Overall (All Time): #7,503 of 4,157,543Top 1%
137
Patents All Time

Issued Patents All Time

Showing 126–137 of 137 patents

Patent #TitleCo-InventorsDate
4754220 Digital output rotational position detection device Wataru Shimizu 1988-06-28
4741969 Aqueous ink recording sheet Kazuhide Hayama 1988-05-03
4667235 Teletext decoder Toshiro Nozoe, Masayoshi Hirashima, Shin Fukuda 1987-05-19
4654051 Grinding wheel Keiichi Orita 1987-03-31
4638358 Sampling clock reproducing circuit Toshiro Nozoe 1987-01-20
4612503 Rotation speed detection device having a rotation angle detector of inductive type Wataru Shimizu 1986-09-16
4604575 Multiple output rotational position detection device Wataru Shimizu 1986-08-05
4564560 Recording sheets for water base ink and process for making the same Hideki Tani, Makoto Arai, Takayuki Sasaki, Kazuhide Hayama 1986-01-14
4556886 Phase shift type linear position detection device Wataru Shimizu 1985-12-03
4374398 Multiplexed television audio signal receiver Nagai Hiroyuki 1983-02-15
4300928 Structure for supporting air filter Hiromichi Sugie, Hajime Akado, Yasuhiko Nakamura 1981-11-17
4273564 Air cleaner of internal combustion engines Hiromichi Sugie, Hajime Akado 1981-06-16