Assignee
CSU LTD
JP·8 granted patents·152 citations·filing 1987–1990
Top patents by PatentIndex Score
8 records- 0195US4909640ABall bearingCSU LTD·Filed 1989·Granted Mar 20, 1990·61 cites·12 claims
- 0270US4993851ARotary structureCSU LTD·Filed 1990·Granted Feb 19, 1991·23 cites·14 claims
- 0365US4883370ARotary structureCSU LTD·Filed 1987·Granted Nov 28, 1989·23 cites·4 claims
- 0455US4958943ABall bearingCSU LTD·Filed 1989·Granted Sep 25, 1990·14 cites·13 claims
- 0548US5048982ARotary structureCSU LTD·Filed 1990·Granted Sep 17, 1991·11 cites·6 claims
- 0642US4934843ARotary structureCSU LTD·Filed 1989·Granted Jun 19, 1990·9 cites·17 claims
- 0740US4939606ARotary head assembly for digital audio tape recordersCSU LTD·Filed 1988·Granted Jul 3, 1990·4 cites·18 claims
- 0837US4958945ASpindle unitCSU LTD·Filed 1989·Granted Sep 25, 1990·7 cites·19 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →