Assignee
CHEN CHEN-TSUNG
7 granted patents·2 pending applications·83 citations·filing 1984–2008
Top patents by PatentIndex Score
9 records- 0174US8267408B2Hand tool that can replace tips easily and quicklyCHEN CHEN-TSUNG·Filed 2008·Granted Sep 18, 2012·8 cites·16 claims
- 0271US7913589B2Adjustable wrench that clamps a workpiece exactly and tightlyCHEN CHEN-TSUNG·Filed 2008·Granted Mar 29, 2011·9 cites·15 claims
- 0360USD304213SToy construction ringCHEN CHEN-TSUNG·Filed 1987·Granted Oct 24, 1989·9 cites·1 claims
- 0459US4556394AToy building block setCHEN CHEN TSUNG·Filed 1984·Granted Dec 3, 1985·16 cites·7 claims
- 0551US2010122608A1Open-Ended Ratchet WrenchCHEN CHEN-TSUNG·Filed 2008·Application pending·0 cites
- 0651US2010101376A1Ratchet Open End WrenchCHEN CHEN-TSUNG·Filed 2008·Application pending·0 cites
- 0750US4708684AToy building block setCHEN CHEN TSUNG·Filed 1986·Granted Nov 24, 1987·16 cites·4 claims
- 0847US4804350APolygonal ring-like toy building block having means for interconnecting plural blocks together in differing orientations, and elongate stacking members for stacking plural blocks for storageCHEN CHEN TSUNG·Filed 1987·Granted Feb 14, 1989·15 cites·11 claims
- 0946US4885972AToy XylophoneCHEN CHEN TSUNG·Filed 1988·Granted Dec 12, 1989·10 cites·5 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →