Individual holder
HOLLINGSWORTH JOHN D
US·7 granted patents·100 citations·filing 1975–1991
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
7 records- 0191US3968542ABeater rollHOLLINGSWORTH JOHN D·Filed 1975·Granted Jul 13, 1976·20 cites·2 claims
- 0286US4964195AMetallic card clothingHOLLINGSWORTH JOHN D·Filed 1988·Granted Oct 23, 1990·32 cites·5 claims
- 0366US4233711AMetallic card clothingHOLLINGSWORTH JOHN D·Filed 1978·Granted Nov 18, 1980·10 cites·4 claims
- 0462US4537096AMetallic card clothing and method and apparatus for making sameHOLLINGSWORTH JOHN D·Filed 1984·Granted Aug 27, 1985·12 cites·4 claims
- 0560US5096506AMethod for making card clothingHOLLINGSWORTH JOHN D·Filed 1990·Granted Mar 17, 1992·12 cites·20 claims
- 0656US5123529AApparatus for manufacturing metallic card clothingHOLLINGSWORTH JOHN D·Filed 1991·Granted Jun 23, 1992·10 cites·9 claims
- 0743US4453431AMetallic card clothing and method and apparatus for making sameHOLLINGSWORTH JOHN D·Filed 1980·Granted Jun 12, 1984·4 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when HOLLINGSWORTH JOHN D files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →