Inventor · disambiguated record
Nori Y. C. Chu
Also filed as: CHU NORI Y C · FUCHSMAN CHARLES H · SNITZER ELIAS
13 granted patents·1,590 citations·filing 1974–1990
95Inventor score
Top patents by PatentIndex Score
13 records- 0198US4720356APhotochromic composition resistant to fatigueAMERICAN OPTICAL CORP·Filed 1987·Granted Jan 19, 1988·246 cites·19 claims
- 0298US4367170AStabilized photochromic materialsAMERICAN OPTICAL CORP·Filed 1975·Granted Jan 4, 1983·289 cites·12 claims
- 0398US4166043AStabilized photochromic materialsAMERICAN OPTICAL CORP·Filed 1974·Granted Aug 28, 1979·266 cites·22 claims
- 0497US4699473ATrifluoromethyl substituted spirooxazine photochromic dyesAMERICAN OPTICAL CORP·Filed 1985·Granted Oct 13, 1987·60 cites·32 claims
- 0597US4342668APhotochromic compoundsAMERICAN OPTICAL CORP·Filed 1980·Granted Aug 3, 1982·267 cites·9 claims
- 0697US4215010APhotochromic compoundsAMERICAN OPTICAL CORP·Filed 1978·Granted Jul 29, 1980·273 cites·14 claims
- 0796US4440672APhotochromic composition resistant to fatigueAMERICAN OPTICAL CORP·Filed 1982·Granted Apr 3, 1984·60 cites·26 claims
- 0894US4012232AStabilized photochromic materialsCHU NORI Y C·Filed 1974·Granted Mar 15, 1977·42 cites·18 claims
- 0978US4046586AStabilized photochromic materialsAMERICAN OPTICAL CORP·Filed 1975·Granted Sep 6, 1977·29 cites·24 claims
- 1075US5000878APhotochromic articles with thermally stable photocolorabilityAMERICAN OPTICAL CORP·Filed 1989·Granted Mar 19, 1991·12 cites·7 claims
- 1166US4170567APhotochromic mercury complexes of asymmetrical diarylthiocarbazonesAMERICAN OPTICAL CORP·Filed 1977·Granted Oct 9, 1979·21 cites·32 claims
- 1253US4049567ASilver halide activated photochromic plasticsAMERICAN OPTICAL CORP·Filed 1976·Granted Sep 20, 1977·12 cites·24 claims
- 1333US5116113ALaser eye protective devicesAMERICAN OPTICAL CORP·Filed 1990·Granted May 26, 1992·13 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Nori Y. C. Chu files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →