Inventor
ARAKAWA SEIICHI
JP14 patents
⚠️ This page may combine multiple inventors who share the name “ARAKAWA SEIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
9 patentsUS5214523AMay 25, 1993
Ferroelectric liquid crystal display device having monostabilized state as an initial state and continuous gray-scale
SONY CORP59 citations95
US6621550B1Sep 16, 2003
Guest-host liquid crystal display device
SONY CORP38 citations91
US6039893AMar 21, 2000
Guest-host liquid crystal display device and guest-host liquid crystal composition
SONY CORP22 citations88
US6172726B1Jan 9, 2001
Reflection type liquid crystal display device in which pixel electrodes have surface irregularities due to disposal over switching elements
SONY CORP16 citations82
US5079135AJan 7, 1992
Optical recording medium
SONY CORP20 citations82
US4753867AJun 28, 1988
Optical recording medium
SONY CORP9 citations73
US4565779AJan 21, 1986
Photochromic compounds and photosensitive compositions containing the compounds
SONY CORP15 citations73
US4485168ANov 27, 1984
Photochromic photosensitive composition
SONY CORP7 citations72
US5225105AJul 6, 1993
Optically active compound and ferroelectric liquid crystal composition produced therefrom
SONY CORP5 citations57