Inventor · disambiguated record
Ching H. Yeh
Also filed as: YEH CHING H · YEH CHING-HSUAN
4 granted patents·109 citations·filing 1979–1992
79Inventor score
Top patents by PatentIndex Score
4 records- 0174US5219385ALock for fire-escape doorCATWIN IND CORP·Filed 1992·Granted Jun 15, 1993·41 cites·2 claims
- 0270US4813250ALock device with concealed mounting screwsCATWIN IND CORP·Filed 1988·Granted Mar 21, 1989·30 cites·4 claims
- 0355US4341102AConstruction for a cylinder lock and keyKU CHUNG C·Filed 1979·Granted Jul 27, 1982·20 cites·1 claims
- 0453US4682484ATumbler plate cylinder lockYEH CHING HSUAN·Filed 1986·Granted Jul 28, 1987·18 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →