Assignee
CHEN JEN-FU
TW·4 granted patents·51 citations·filing 1989–2002
Top patents by PatentIndex Score
4 records- 0177US6635336B1Luminescent mouse padCHEN JEN-FU·Filed 2002·Granted Oct 21, 2003·24 cites·13 claims
- 0275US6578980B1Socket device and switch device with luminescent deviceCHEN JEN-FU·Filed 2002·Granted Jun 17, 2003·23 cites·19 claims
- 0335US5048312ASlip-proof elastic yarn feeding ring device removably mounted on yarn-feeding drumCHEN JEN FU·Filed 1989·Granted Sep 17, 1991·2 cites·8 claims
- 0432US5261586AYarn feeding device with a guiding flangeCHEN JEN FU·Filed 1992·Granted Nov 16, 1993·2 cites·8 claims
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