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

Tadashi Shibata — 111 Patents

UNUnknown: 43 patents #34 of 83,584Top 1%
Panasonic: 17 patents #1,285 of 21,108Top 7%
TOToshiba: 9 patents #51 of 2,688Top 2%
NCNippondenso Co.: 8 patents #238 of 3,479Top 7%
Canon: 8 patents #7,260 of 19,416Top 40%
Bridgestone: 7 patents #326 of 2,860Top 15%
TSTadashi Shibata: 5 patents #1 of 7Top 15%
Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
IAI.F. Associates: 4 patents #1 of 16Top 7%
TOTadahiro Ohmi: 3 patents #8 of 65Top 15%
Rohm Co.: 2 patents #1,039 of 2,292Top 50%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
PUPresident Of Tohoku University: 1 patents #10 of 28Top 40%
ADAdvantest: 1 patents #714 of 1,193Top 60%
FIFrontec Incorporated: 1 patents #20 of 40Top 50%
Hitachi: 1 patents #17,742 of 28,497Top 65%
NTNTT: 1 patents #2,911 of 4,871Top 60%
Applied Materials: 1 patents #4,780 of 7,310Top 70%
TKTakasago Netsugaku Kogyo Kabushiki Kaisha: 1 patents #3 of 13Top 25%
Osaka, CA: #16 of 107 inventorsTop 15%
Overall (All Time): #11,696 of 4,157,543Top 1%
111 Patents All Time

Issued Patents All Time

Showing 51–75 of 111 patents

Patent #TitleCo-InventorsDate
5959039 Rubber composition having both high and low molecular weight polymer components, for use in tires Hideaki Yokoyama, Toshiyuki Ishikuro 1999-09-28
5956434 Semiconductor operational circuit Tadahiro Ohmi 1999-09-21
5939925 Semiconductor circuitry to process analog signals using weighted- sum operations Tadahiro Ohmi, Ning Yu, Tsutomu Nakai 1999-08-17
5937399 Semiconductor integrated circuit Tadahiro Ohmi, Koji Kotani 1999-08-10
5923205 Semiconductor arithmetic circuit Tadahiro Ohmi, Masahiro Konda 1999-07-13
5923779 Computing circuit having an instantaneous recognition function and instantaneous recognition method Tadahiro Ohmi 1999-07-13
5916962 Rubber composition including a diene copolymer Ryota Fujio 1999-06-29
5917742 Semiconductor arithmetic circuit Tadahiro Ohmi, Makoto Imai, Koji Kotani 1999-06-29
5854116 Semiconductor apparatus Tadahiro Ohmi, Masaru Umeda 1998-12-29
5834793 Semiconductor devices 1998-11-10
5822497 Data sorting circuit Tadahiro Ohmi, Takeo Yamashita 1998-10-13
5818081 Semiconductor device Tadahiro Ohmi, Hideo Kosaka, Takeo Yamashita 1998-10-06
5789985 Frequency multiplying device and digitally-controlled oscillator Shigenori Yamauchi, Takamoto Watanabe, Yoshinori Fujihashi 1998-08-04
5783955 Driver circuit arrangement used in a local area network Satoshi Suzuki 1998-07-21
5784018 Semiconductor circuit Tadahiro Ohmi, Takeo Yamashita 1998-07-21
5745416 Non-volatile semiconductor memory device Tadahiro Ohmi, Yuichiro Yamashita 1998-04-28
5734920 Input/output processing IC Yoshinori Gotoh, Kenji Murakami, Shunji Kamei, Hajime Nomura 1998-03-31
5728278 Plasma processing apparatus Nobuyuki Okamura, Atsushi Yamagami, Tadahiro Ohmi, Haruhiro Harry Goto 1998-03-17
5719520 Multi-valued ROM circuit #7 Rita Wai-Chi Au, Tadahiro Ohmi 1998-02-17
5708395 Frequency multiplying device and digitally-controlled oscillator Shigenori Yamauchi, Takamoto Watanabe, Yoshinori Fujihashi 1998-01-13
5706403 Semiconductor neural circuit device Tadahiro Ohmi 1998-01-06
5683072 Thin film forming equipment Tadahiro Ohmi, Masaru Umeda 1997-11-04
5684738 Analog semiconductor memory device having multiple-valued comparators and floating-gate transistor Rita Wai-Chi Au, Tadahiro Ohmi 1997-11-04
5682109 Semiconductor integrated circuit Tadahiro Ohmi, Koji Kotani 1997-10-28
5660694 Film forming method Tadahiro Ohmi, Hiroaki Uetake, Kazuhisa Miyashita 1997-08-26