Inventor · disambiguated record
Cheng-Wen Lai
Also filed as: LAI CHENG-WEN
4 granted patents·127 citations·filing 1994–1998
80Inventor score
Files withTONG LUNG METAL IND CO LTD4
Top patents by PatentIndex Score
4 records- 0180US5666833AReinforcing apparatus for a lever handle of a door lockTONG LUNG METAL IND CO LTD·Filed 1994·Granted Sep 16, 1997·53 cites·15 claims
- 0274US5562317AInner handle assembly of cylinder lockTONG LUNG METAL IND CO LTD·Filed 1995·Granted Oct 8, 1996·37 cites·8 claims
- 0370US5927777ALock set with improved spindle constructionTONG LUNG METAL IND CO LTD·Filed 1998·Granted Jul 27, 1999·26 cites·5 claims
- 0439US5788296ALock set with improved spindle constructionTONG LUNG METAL IND CO LTD·Filed 1996·Granted Aug 4, 1998·11 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →