Inventor · disambiguated record
Cheng-Nan Chen
Also filed as: CHEN CHENG-NAN
11 granted patents·2 pending applications·175 citations·filing 1992–2024
91Inventor score
Files withARIMA COMPUTER CORP2CHEN CHENG NAN2Chang sheng-nan1KARMA MEDICAL PROD CO LTD1LITE ON TECHNOLOGY CORP1
Top patents by PatentIndex Score
13 records- 0188USRE38219EMold-pressing deviceWALTJUN IND INC·Filed 2000·Granted Aug 19, 2003·25 cites·13 claims
- 0286US8419047B2Folding device for wheelchairCHEN CHENG-NAN·Filed 2010·Granted Apr 16, 2013·24 cites·3 claims
- 0383USD622641SWheelchairKARMA MEDICAL PROD CO LTD·Filed 2009·Granted Aug 31, 2010·33 cites·1 claims
- 0478US5749278AMold-pressing deviceFiled 1997·Granted May 12, 1998·36 cites·4 claims
- 0565US6836397B2Electrostatic discharge protection apparatus for a circuit boardARIMA COMPUTER CORP·Filed 2003·Granted Dec 28, 2004·13 cites·15 claims
- 0661US7012796B2Electrostatic discharge protection apparatusARIMA COMPUTER CORP·Filed 2003·Granted Mar 14, 2006·10 cites·22 claims
- 0761US2025144860A1Housing and method for manufacturing the sameLITE ON TECHNOLOGY CORP·Filed 2024·Application pending·0 cites
- 0848US6189220B1Punch having changeable punching memberYU HSUN HSUAN·Filed 1999·Granted Feb 20, 2001·15 cites·12 claims
- 0945US6219925B1Punch having changeable punching memberFiled 1999·Granted Apr 24, 2001·9 cites·11 claims
- 1040US5343004ANon-sparking rotatable switch apparatusCHEN CHENG NAN·Filed 1992·Granted Aug 30, 1994·7 cites·5 claims
- 1140US2013337554A1Culture deviceChang sheng-nan·Filed 2013·Application pending·0 cites
- 1230US6324954B1Device for actuating a punchFiled 1999·Granted Dec 4, 2001·2 cites·7 claims
- 1323US5196986ACapacitorVIM ELECTRONIC CO LTD·Filed 1992·Granted Mar 23, 1993·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →