Inventor
OBIKAWA TSUYOSHI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “OBIKAWA TSUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
9 patentsUS6650463B2Nov 18, 2003
Electrophoretic display device
SEIKO EPSON CORP68 citations95
US4684220AAug 4, 1987
2-phenylpyridine derivatives and liquid crystal compositions including same
SEIKO EPSON CORP24 citations81
US4879060ANov 7, 1989
2-phenylpyridine derivatives and liquid crystal compositions including same
SEIKO EPSON CORP11 citations73
US5061400AOct 29, 1991
Liquid crystal compounds
SEIKO EPSON CORP7 citations72
US4723018AFeb 2, 1988
2-phenylpyridine derivatives
SEIKO EPSON CORP11 citations72
US5238599AAug 24, 1993
1,3-dioxane derivatives, methods of preparation and liquid crystal compositions including same
SEIKO EPSON CORP7 citations70
US5200110AApr 6, 1993
Pyrimidine derivatives and liquid crystal compositions including same
SEIKO EPSON CORP3 citations61
US5026879AJun 25, 1991
1,3-dioxane derivatives and composition including same
SEIKO EPSON CORP2 citations61
US5354502AOct 11, 1994
1,3-dioxane derivative and liquid crystal compositions containing it
SEIKO EPSON CORP2 citations59