Assignee
CHEN RICHARD M
5 granted patents·367 citations·filing 1981–1984
Top patents by PatentIndex Score
5 records- 0198US4613942AOrientation and control system for robotsCHEN RICHARD M·Filed 1984·Granted Sep 23, 1986·228 cites·26 claims
- 0278US4441716AGolf ball including alignment markings and golf ball marking deviceCHEN RICHARD M·Filed 1981·Granted Apr 10, 1984·48 cites·10 claims
- 0368US4603862AGolf ball with alignment markerCHEN RICHARD M·Filed 1984·Granted Aug 5, 1986·34 cites·12 claims
- 0463US4429880AGolf game simulator deviceCHEN RICHARD M·Filed 1981·Granted Feb 7, 1984·33 cites·18 claims
- 0557US4432551AGolfer's training aidCHEN RICHARD M·Filed 1981·Granted Feb 21, 1984·24 cites·8 claims
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