Inventor
NAKAMURA KAYOKO
FR6 patents
⚠️ This page may combine multiple inventors who share the name “NAKAMURA KAYOKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAINIPPON INK & CHEMICALS
4 patentsUS4997942AMar 5, 1991
2,4-disubstituted pyrazine derivatives, pyrimidine derivatives, and liquid crystal containing the same
DAINIPPON INK & CHEMICALS6 citations73
US5128472AJul 7, 1992
2,5-disubstituted pyrazine derivatives, pyrimidine derivatives, and liquid crystal containing the same
DAINIPPON INK & CHEMICALS3 citations62
US5061398AOct 29, 1991
Optically active lactone derivative, intermediate therefor, process for producing the intermediate, liquid-crystal composition, and liquid-crystal display device
DAINIPPON INK & CHEMICALS5 citations60
US5064564ANov 12, 1991
Optically active compound, intermediate therefor, process for producing the intermediate, and liquid-crystal composition
DAINIPPON INK & CHEMICALS0 citations49