Inventor · disambiguated record
Hung-Yin Wei
Also filed as: WEI HUNG YIN
14 granted patents·281 citations·filing 1991–2013
93Inventor score
Technology areasB25B
Files withWEI HUNG-YIN6
Top patents by PatentIndex Score
14 records- 0186US6516691B1Racheting tool with a tapered spring positioning memberFiled 2002·Granted Feb 11, 2003·36 cites·1 claims
- 0286USD433896SWrenchWEI HUNG YIN·Filed 2000·Granted Nov 21, 2000·35 cites·1 claims
- 0383US6101902ARatchet wrenchFiled 1999·Granted Aug 15, 2000·45 cites·4 claims
- 0479US5946987AOffset ratchet wrenchFiled 1997·Granted Sep 7, 1999·40 cites·3 claims
- 0572USD459960SPlum blossom shaped ratchet wrenchFiled 2001·Granted Jul 9, 2002·19 cites·1 claims
- 0671US6591717B2Plum blossom-shaped ratchet wrench structureFiled 2002·Granted Jul 15, 2003·17 cites·3 claims
- 0769US5119701ABase seat of a dual-directional ratchet wrenchWEI HUNG YIN·Filed 1991·Granted Jun 9, 1992·27 cites·3 claims
- 0860US5603247ARatchet wrenchFiled 1995·Granted Feb 18, 1997·23 cites·1 claims
- 0959US6283606B1Ratchet wrench with illuminating deviceFiled 2000·Granted Sep 4, 2001·10 cites·8 claims
- 1056US5528963ARatchet hand toolFiled 1995·Granted Jun 25, 1996·20 cites·8 claims
- 1142USD665237SSwingable ratchet wheelWEI HUNG-YIN·Filed 2012·Granted Aug 14, 2012·4 cites·1 claims
- 1235USD701099SSwingable ratchet wheelWEI HUNG-YIN·Filed 2012·Granted Mar 18, 2014·2 cites·1 claims
- 1334USD678739SSwingable ratchet wheelWEI HUNG-YIN·Filed 2012·Granted Mar 26, 2013·2 cites·1 claims
- 1432USD714605SSwingable ratchet wheelWEI HUNG-YIN·Filed 2013·Granted Oct 7, 2014·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →