Assignee
CHEN CHAO-HSIN
3 granted patents·1 pending application·19 citations·filing 1992–2007
Technology mixB24B1
Top patents by PatentIndex Score
4 records- 0151USD558801SBench grinderCHEN CHAO-HSIN·Filed 2007·Granted Jan 1, 2008·9 cites·1 claims
- 0245USD338901SGrinding machineCHEN CHAO-HSIN·Filed 1992·Granted Aug 31, 1993·6 cites·1 claims
- 0340US2008274675A1Multipurpose bench grinder with left and right grinder assembliesCHEN CHAO-HSIN·Filed 2007·Application pending·0 cites
- 0439USD355426SGrinding machineCHEN CHAO-HSIN·Filed 1994·Granted Feb 14, 1995·4 cites·1 claims
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