TW

Toshio Watanabe

SO Sony: 37 patents #808 of 25,231Top 4%
SL Semiconductor Energy Laboratory: 15 patents #442 of 1,113Top 40%
MC Mita Industrial Co.: 12 patents #78 of 891Top 9%
MC Mitsubishi Gas Chemical Company: 11 patents #164 of 1,727Top 10%
TO Toyota: 10 patents #2,889 of 26,838Top 15%
NT NTT: 9 patents #571 of 4,871Top 15%
Rohm Co.: 8 patents #378 of 2,292Top 20%
NE Nec: 7 patents #2,006 of 14,502Top 15%
FI Fujifilm Business Innovation: 7 patents #1,321 of 5,238Top 30%
SM Suzuki Motor: 6 patents #65 of 1,209Top 6%
Sharp Kabushiki Kaisha: 6 patents #2,623 of 10,731Top 25%
SC Suzuki Co.: 5 patents #13 of 179Top 8%
KA Kao: 5 patents #670 of 3,221Top 25%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
CC Cosel Co.: 4 patents #2 of 24Top 9%
CC Clarion Co.: 3 patents #176 of 721Top 25%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
NO Noritz: 3 patents #69 of 228Top 35%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
SY Sysmex: 3 patents #244 of 868Top 30%
KS Kawasaki Steel: 3 patents #381 of 1,922Top 20%
Ricoh Company: 3 patents #4,826 of 9,818Top 50%
EB Ebara: 3 patents #598 of 1,611Top 40%
SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
EA E.I. Du Pont De Nemours And: 2 patents #2,942 of 8,010Top 40%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
FC Furukawa Aluminum Co.: 2 patents #10 of 68Top 15%
ME Mitsubishi Heavy Industries Aero Engines: 2 patents #16 of 56Top 30%
SC Santen Pharmaceutical Co.: 2 patents #126 of 291Top 45%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
TC Taiyo Yuden Co.: 2 patents #481 of 959Top 55%
TI Takeda Chemical Industries: 2 patents #497 of 1,420Top 35%
Canon: 2 patents #12,681 of 19,416Top 70%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
SE Seiko Instruments & Electronics: 1 patents #72 of 164Top 45%
NC Nippon Light Metal Company: 1 patents #203 of 499Top 45%
SH Shachihata: 1 patents #20 of 28Top 75%
NU National University Corporation Nagoya University: 1 patents #247 of 782Top 35%
SC Shimizu Construction Co.: 1 patents #112 of 352Top 35%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
SJ Solex Research Corporation Of Japan: 1 patents #5 of 9Top 60%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
IO Iris Ohyama: 1 patents #32 of 48Top 70%
KS Kabushiki Kaisha Yamada Seisakusho: 1 patents #10 of 30Top 35%
TI Toyota Industries: 1 patents #904 of 1,610Top 60%
TL Toyota Central R&D Labs: 1 patents #823 of 1,657Top 50%
II Idec Izumi: 1 patents #39 of 98Top 40%
IL Isuzu Motors Limited: 1 patents #414 of 908Top 50%
Tdk: 1 patents #2,493 of 3,796Top 70%
TC Toray Silicone Co.: 1 patents #64 of 116Top 60%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
RF Research Development Foundation: 1 patents #152 of 362Top 45%
NE Ntt Electronics: 1 patents #160 of 358Top 45%
NS Nippon Soken: 1 patents #783 of 1,540Top 55%
WK Wac Data Service Kabushiki Kaisha: 1 patents #3 of 7Top 45%
SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
📍 Tokyo, CA: #28 of 583 inventorsTop 5%
Overall (All Time): #3,112 of 4,157,543Top 1%
207
Patents All Time

Issued Patents All Time

Showing 201–207 of 207 patents

Patent #TitleCo-InventorsDate
4279501 Cleaning device for photoelectrostatic copying apparatus Kenji Kojima, Sakae Ota, Akio Katsumata, Toshiaki Kameyama, Tadao Koike 1981-07-21
D259716 Back-up rear view mirror for trucks and like vehicles — 1981-06-30
4275328 Spark plug having intermediate electrode and non-parallel series gaps Tadashi Hattori 1981-06-23
D259415 Back-up rear view mirror for trucks and like vehicles — 1981-06-02
4233310 Antiarteriosclerotic N-(mercaptoacyl)-histidines Tadashi Fujita, Masayuki Oya, Takehisa Chiba 1980-11-11
4224457 Process for manufacturing optically active sulfur-containing carboxylic acid Jun-ichi Iwao, Masayuki Oya, Eishin Kato 1980-09-23
4191194 Blood vessel tester Yoshinori Tanimoto 1980-03-04