Individual holder
WORTHINGTON MARK N
7 granted patents·314 citations·filing 1974–1986
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
7 records- 0195US4068652AMulti-purpose solar collector/heat exchangerWORTHINGTON MARK N·Filed 1976·Granted Jan 17, 1978·107 cites·10 claims
- 0290US3957109ASolar collector -- heat exchangerWORTHINGTON MARK N·Filed 1974·Granted May 18, 1976·47 cites·12 claims
- 0385US4660390AAir conditioner with three stages of indirect regenerationWORTHINGTON MARK N·Filed 1986·Granted Apr 28, 1987·62 cites·22 claims
- 0484US4128124AMulti-mode solar heating and cooling systemWORTHINGTON MARK N·Filed 1977·Granted Dec 5, 1978·57 cites·12 claims
- 0563US4049046ASolar heating/cooling systemWORTHINGTON MARK N·Filed 1976·Granted Sep 20, 1977·22 cites·10 claims
- 0646US4154104AComfort index apparatusWORTHINGTON MARK N·Filed 1978·Granted May 15, 1979·7 cites·9 claims
- 0737US4576440ASkylight with a remotely operable light intensity reducing mechanismWORTHINGTON MARK N·Filed 1985·Granted Mar 18, 1986·12 cites·16 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →