Inventor · disambiguated record
Liu Yin-Feng
Also filed as: YIN-FENG LIU
3 granted patents·134 citations·filing 2005–2008
75Inventor score
Technology areasF16B
Top patents by PatentIndex Score
3 records- 0192US7402016B2Variably threaded screwSIMPSON STRONG TIE CO INC·Filed 2005·Granted Jul 22, 2008·42 cites·18 claims
- 0291USD581776SScrewSTAINLESS INTERNAT CO LTD A·Filed 2007·Granted Dec 2, 2008·88 cites·1 claims
- 0361US8894339B2Variably threaded screwYIN-FENG LIU·Filed 2008·Granted Nov 25, 2014·4 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →