TO

Tsuyoshi Obikawa

SE Seiko Epson: 10 patents #1,850 of 7,774Top 25%
Overall (All Time): #517,985 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8144303 Liquid crystal apparatus, projection apparatus and electronic equipment Koichi Terao 2012-03-27
6650463 Electrophoretic display device Makoto Katase, Satoshi Kinoshita, Masamitsu Uehara 2003-11-18
5354502 1,3-dioxane derivative and liquid crystal compositions containing it Shuji Ikukawa, Jitsuko Nakayama 1994-10-11
5238599 1,3-dioxane derivatives, methods of preparation and liquid crystal compositions including same Shuji Ikukawa, Jitsuko Nakayama 1993-08-24
5200110 Pyrimidine derivatives and liquid crystal compositions including same Shuhei Yamada, Shuji Ikukawa 1993-04-06
5061400 Liquid crystal compounds 1991-10-29
5026879 1,3-dioxane derivatives and composition including same 1991-06-25
4879060 2-phenylpyridine derivatives and liquid crystal compositions including same Yoshio Shionozaki, Hiroshi Mukai, Shuhei Yamada 1989-11-07
4723018 2-phenylpyridine derivatives Yoshio Shionozaki, Hiroshi Mukai, Shuhei Yamada, Rei Miyazaki 1988-02-02
4684220 2-phenylpyridine derivatives and liquid crystal compositions including same Yoshio Shionozaki, Hiroshi Mukai, Shuhei Yamada 1987-08-04