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 26–50 of 111 patents

Patent #TitleCo-InventorsDate
6728745 Semiconductor circuit for arithmetic operation and method of arithmetic operation Tadahiro Ohmi, Makoto Imai, Toshiyuki Nozawa, Masanori Fujibayashi, Koji Kotani +1 more 2004-04-27
6704757 Semiconductor arithmetic unit Tadahiro Ohmi, Akira Nakada, Tatsuro Morimoto, Takahisa Nitta 2004-03-09
6691145 Computing circuit, computing apparatus, and semiconductor computing circuit Masahiro Konda, Tadahiro Ohmi 2004-02-10
6647406 Sum of product circuit and inclination detecting apparatus Kazuyuki Maruo 2003-11-11
6606119 Semiconductor arithmetic circuit Tadahiro Ohmi 2003-08-12
6493263 Semiconductor computing circuit and computing apparatus Masahiro Konda, Tadahiro Ohmi 2002-12-10
6459312 Semiconductor integrated circuit, delay-locked loop having the same circuit, self-synchronizing pipeline type system, voltage-controlled oscillator, and phase-locked loop Katsuhisa Ogawa, Tadahiro Ohmi 2002-10-01
6456532 Semiconductor memory device Tadahiro Ohmi, Keng Hoong Wee, Takemi Yonezawa, Toshiyuki Nozawa, Takahisa Nitta 2002-09-24
6456992 Semiconductor arithmetic circuit Tadahiro Ohmi, Tatsuo Morimoto, Ryu Kaiwara 2002-09-24
6374244 Data transfer device 2002-04-16
6334120 Semiconductor arithmetic circuit and data processing device Tadahiro Ohmi, Tatsuo Morimoto 2001-12-25
6310505 Semiconductor integrated circuit, delay-locked loop having the same circuit, self-synchronizing pipeline type system, voltage-controlled oscillator, and phase-locked loop Katsuhisa Ogawa, Tadahiro Ohmi 2001-10-30
6259393 Semiconductor integrated circuit and driving method using comparator feedback loop to switch subtraction bypass circuit Katsuhisa Ogawa, Tadahiro Ohmi 2001-07-10
6199092 Semiconductor arithmetic circuit Akira Nakada, Masahiro Konnda, Tadahiro Ohmi, Takahisa Nitta 2001-03-06
6146135 Oxide film forming method Jinzo Watanabe, Takeo Yamashita, Masakazu Nakamura, Shintaro Aoyama, Hidetoshi Wakamatsu +5 more 2000-11-14
6127857 Output buffer or voltage hold for analog of multilevel processing Katsuhisa Ogawa, Tadahiro Ohmi 2000-10-03
6127852 Semiconductor integrated circuit for parallel signal processing Katsuhisa Ogawa, Tadahiro Ohmi 2000-10-03
6115725 Semiconductor arithmetic apparatus Tadahiro Ohmi, Akira Nataka, Tatsuo Morimoto, Masahiro Konda 2000-09-05
6100741 Semiconductor integrated circuit utilizing insulated gate type transistors Katsuhisa Ogawa, Tadahiro Ohmi 2000-08-08
6074538 Thin film forming equipment Tadahiro Ohmi, Masaru Umeda 2000-06-13
6011714 Semiconductor circuit capable of storing a plurality of analog or multi-valued data Tadahiro Ohmi, Yuichiro Yamashita 2000-01-04
5982462 Inverse stagger or planar type thin-film transistor device and liquid-crystal display apparatus having floating gate electrode which is capacitively coupled with one or more input electrodes Akira Nakano, Tadahiro Ohmi 1999-11-09
5973960 Nonvolatile semiconductor memory device capable of storing analog or many-valued data at high speed and with a high degree of accuracy Tadahiro Ohmi, Yuichiro Yamashita 1999-10-26
5973535 Semiconductor circuit using feedback to latch multilevel data Tadahiro Ohmi, Takeo Yamashita 1999-10-26
5959039 Rubber composition having both high and low molecular weight polymer components, for use in tires Hideaki Yokoyama, Toshiyuki Ishikuro 1999-09-28