SY

Seiichiro Yokoyama

IC Idemitsu Kosan Co.: 11 patents #137 of 1,237Top 15%
TK Toyo Boseki Kabushiki Kaisha: 10 patents #31 of 1,085Top 3%
Overall (All Time): #211,039 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
7754970 High frequency electronic part Yasushi Sasaki 2010-07-13
7666490 Functional roll film and vacuum evaporation apparatus capable of producing the functional roll film Kiyoshi Iseki, Takahiro Kubota, Hiroshi Fujita, Tsukasa Ohshima, Shuji Hidaka +3 more 2010-02-23
RE39857 Infrared absorption filter Tetsuo Shimomura, Shinya Onomichi, Masanori Kobayashi, Yozo Yamada 2007-09-25
RE39858 Infrared absorption filter Tetsuo Shimomura, Shinya Onomichi, Masanori Kobayashi, Yozo Yamada 2007-09-25
6603085 Transparent conductive film, transparent conductive sheet and touchpanel Toshiyuki Oya, Yoshiharu Morihara, Katsuya Ito, Syunji Kurahara, Yasushi Aikawa +1 more 2003-08-05
6542292 Infrared absorption filter Shinya Onomichi, Tetsuo Shimomura 2003-04-01
6522463 Infrared absorption filter Tetsuo Shimomura, Shinya Onomichi, Masanori Kobayashi, Yozo Yamada 2003-02-18
6376093 Polyamide film and polyamide laminate film Shinji Fujita, Masaki Sugimoto, Shigeru Komeda, Masazumi Iwanishi, Masayoshi Satoh +2 more 2002-04-23
5939205 Gas barrier resin film Shigeru Komeda, Kiyoshi Iseki, Yozo Yamada, Chikao Morishige, Hideyuki Mitamura +2 more 1999-08-17
5378274 Color filter, method for manufacture thereof and liquid crystal projector using said color filter Motoharu Ishikawa, Yoshio Hiroi, Nobuaki Watanabe 1995-01-03
5248576 Method of producing color filter using a micellar disruption method Hideaki Kurata, Mitsuru Eida 1993-09-28
5203974 Process for producing thin films Hiroshi Kokado, Katsuyoshi Hoshino, Tetsuo Saji 1993-04-20
5185074 Process for producing color filter Hideaki Kurata 1993-02-09
5169672 Process for producing thin films and color filters Yutaka Harima, Kazuo Yamashita, Hideaki Kurata 1992-12-08
5135619 Process for producing organic thin films Mitsuru Eida, Yoshio Hiroi 1992-08-04
5135637 Eerrocene derivatives, surfactants containing same and process for producing organic thin films Mitsuru Eida 1992-08-04
5122247 Process for producing thin films Hiroshi Kokado, Katsuyoshi Hoshino, Tetsuo Saji 1992-06-16
5110964 Process for producing ferrocenoyl derivatives Yoshio Hiroi 1992-05-05
5041582 Novel ferrocene derivatives, surfactants containing same and process for producing organic thin films Mitsuru Eida 1991-08-20
5015748 Novel ferrocene derivatives, surfactants containing same and a process for producing organic thin films Mitsuru Eida, Yoshio Hiroi 1991-05-14
4839701 Hydrogenated amorphous silicon film Osamu Imagawa, Masazumi Iwanishi 1989-06-13