KI

Kunio Itoh

SC Shin-Etsu Chemical Co.: 45 patents #65 of 2,176Top 3%
Sumitomo Electric Industries: 31 patents #458 of 21,551Top 3%
PK Pentel Kabushiki Kaisha: 9 patents #6 of 170Top 4%
NC Nissin Chemical Industry Co.: 4 patents #12 of 83Top 15%
TL Teijin Limited: 2 patents #572 of 1,631Top 40%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
KC Kyowa Hakko Kogyo Co.: 1 patents #549 of 943Top 60%
HL Hoechst Japan Limited: 1 patents #49 of 137Top 40%
Overall (All Time): #16,192 of 4,157,543Top 1%
95
Patents All Time

Issued Patents All Time

Showing 76–95 of 95 patents

Patent #TitleCo-InventorsDate
4376184 Rubber compositions of ethylene-propylene elastomers Toshimichi Oshima, Nobuyuki Uesugi 1983-03-08
4371967 Semiconductor laser Masaru Wada, Hirokazu Shimizu, Takashi Sugino 1983-02-01
4366568 Semiconductor laser Hirokazu Shimizu, Takashi Sugino, Masaru Wada 1982-12-28
4365336 Terraced substrate semiconductor laser Takashi Sugino, Hirokazu Shimizu, Masaru Wada 1982-12-21
4360920 Terraced substrate semiconductor laser Masaru Wada, Hirokazu Shimizu, Takashi Sugino 1982-11-23
4358850 Terraced substrate semiconductor laser Takashi Sugino, Masaru Wada, Hirokazu Shimizu 1982-11-09
4296387 Semiconductor laser Takashi Sugino 1981-10-20
D261010 Pen or similar article 1981-09-29
4287114 Primer compositions Takeshi Fukuda, Masaaki Matumura 1981-09-01
D260407 Pen cap or similar article 1981-08-25
D260406 Writing brush or similar article 1981-08-25
D259792 Marking pen or similar article Shigeo Oka 1981-07-07
4255755 Heterostructure semiconductor device having a top layer etched to form a groove to enable electrical contact with the lower layer Morio Inoue 1981-03-10
4230815 Silicon-containing polybutadiene derivatives and method for the preparation thereof Kimitaka Kumagae 1980-10-28
D257157 Cartridge for a drawing instrument or similar article Norio Yamada 1980-09-30
4215168 Laminated multilayer sheet structure and its utilization Utami Yonemura, Kiyoshi Chiba, Yuji Mitani, Shigenobu Sobajima 1980-07-29
4206615 Insulative multi-pane window structure of refrigerator or freezer Shigenobu Sobajima, Kiyoshi Chiba, Utami Yonemura, Yuji Mitani 1980-06-10
4201698 Rubber compositions Toshimichi Oshima 1980-05-06
4193835 Method for growing semiconductor crystal Morio Inoue, Kunihiko Asahi 1980-03-18
4188244 Method of making a semiconductor light-emitting device utilizing low-temperature vapor-phase deposition Morio Inoue 1980-02-12