Assignee
OZEN CO LTD
JP·5 granted patents·13 citations·filing 1976–1979
Top patents by PatentIndex Score
5 records- 0144US4198057ASimplified record playerOZEN CO LTD·Filed 1979·Granted Apr 15, 1980·7 cites·7 claims
- 0240US4195843ASimplified motor assembly and related electrical connection in a _sound reproducing deviceOZEN CO LTD·Filed 1978·Granted Apr 1, 1980·4 cites·8 claims
- 0336US4076256AStylus shift mechanism for a phonograph having two concentric recordsOZEN CO LTD·Filed 1976·Granted Feb 28, 1978·2 cites·6 claims
- 0428US4252326ASound reproducing deviceOZEN CO LTD·Filed 1978·Granted Feb 24, 1981·0 cites·8 claims
- 0522US4438358AMeans for suppressing vibration and noise in a device driven by a small electric motorOZEN CO LTD·Filed 1978·Granted Mar 20, 1984·0 cites·19 claims
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