TW

Tohru Watanabe

SC Sanyo Electric Co.: 33 patents #59 of 6,347Top 1%
HI Hitachi: 18 patents #2,067 of 28,497Top 8%
KT Kabushiki Kaisha Toshiba: 17 patents #1,748 of 21,451Top 9%
PA Panasonic: 11 patents #2,326 of 21,108Top 15%
Casio Computer Co.: 4 patents #615 of 1,970Top 35%
SM Shin Caterpillar Mitsubishi: 3 patents #24 of 184Top 15%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
YH Yakult Honsha: 1 patents #185 of 410Top 50%
MI Mitsui Petrochemical Industries: 1 patents #503 of 1,024Top 50%
NC Nippon Piston Ring Co.: 1 patents #120 of 208Top 60%
OC Olympus Optical Co.: 1 patents #1,517 of 2,334Top 65%
EX Exedy: 1 patents #143 of 223Top 65%
ON onsemi: 1 patents #1,116 of 1,901Top 60%
TC Taiyo Yuden Co.: 1 patents #643 of 959Top 70%
PL Pilot Ink Company, Limited: 1 patents #64 of 110Top 60%
TK Tohoshoji Kabushiki Kaisha: 1 patents #6 of 18Top 35%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
FL Fujitsu Quantum Devices Limited: 1 patents #52 of 110Top 50%
EB Ebara: 1 patents #1,014 of 1,611Top 65%
KN Kabushiki Kaisha N-Tech: 1 patents #7 of 16Top 45%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
📍 Gifu, NY: #1 of 2 inventorsTop 50%
Overall (All Time): #14,790 of 4,157,543Top 1%
99
Patents All Time

Issued Patents All Time

Showing 76–99 of 99 patents

Patent #TitleCo-InventorsDate
5410352 Image data compressing apparatus 1995-04-25
5398459 Method and apparatus for polishing a workpiece Katsuya Okumura, Riichirou Aoki, Hiroyuki Yano, Masako Kodera, Atsushi Shigeta +4 more 1995-03-21
5331411 Integrated circuit for processing digital signals in video camera having electronic zooming function Kiyotada Kawakami, Masao Takuma, Tooru Asaeda, Tooru Yamamoto, Haruhiko Murata +3 more 1994-07-19
5314847 Semiconductor substrate surface processing method using combustion flame Katsuya Okumura 1994-05-24
5302548 Semiconductor device manufacturing method Katsuya Okumura 1994-04-12
5278104 Semiconductor wafer carrier having a dust cover Masako Kodera, Katsuya Okumura 1994-01-11
5254872 Semiconductor device and method of manufacturing the same Takashi Yoda, Katsuya Okumura 1993-10-19
5225036 Method of manufacturing semiconductor device Katsuya Okumura 1993-07-06
5104162 Apparatus for aligning and assembling clutch plates and clutch guides in a multiple disk clutch 1992-04-14
5101259 Semiconductor device and manufacturing method thereof Katsuya Okumura 1992-03-31
5067437 Apparatus for coating of silicon semiconductor surface Katsuya Okumura 1991-11-26
5057926 Driving method for discharging overflow charges in a solid state imaging device 1991-10-15
5043801 Solid-state image sensing apparatus with an independently and individually controlled photoelectric conversion period for each primary color for use in achieving a white balance 1991-08-27
5032491 Method of forming a fine pattern Katsuya Okumura 1991-07-16
4954218 Method for etching a pattern Katsuya Okumura, Masami Watase 1990-09-04
4921397 Work stacking apparatus 1990-05-01
4912963 Method and an apparatus for evaluating the gas purifying ability of a gas purifier Kazuya Mori, Katsuya Okumura 1990-04-03
4910856 Method of aligning and assembling disk-shaped works having projections on outer peripheries thereof 1990-03-27
4876223 Method of manufacturing semiconductor devices Takashi Yoda 1989-10-24
4839506 IC card identification system including pin-check time means Satoshi HOMMA 1989-06-13
4566941 Reactive ion etching method Yukimasa Yoshida 1986-01-28
4478678 Method of reactive ion etching molybdenum and molybdenum silicide 1984-10-23
4426548 Multilayer wiring structure Ryoji Oritsuki, Kazuo Shirahashi, Hiromi Kanai, Kozo Odawara 1984-01-17
4390669 Process for multi-step gas-phase polymerization of olefins Yoshinori Morita, Shinzi Hayata, Akifumi Kato, Hideo Nara 1983-06-28