Inventor · disambiguated record
Harold F. Porter
Also filed as: PORTER HAROLD · PORTER HAROLD F · PORTER HAROLD FELTON · PORTER JR HAROLD
7 granted patents·111 citations·filing 1976–1991
86Inventor score
Top patents by PatentIndex Score
7 records- 0184US4847062AProcess for production of sodium cyanideDU PONT·Filed 1987·Granted Jul 11, 1989·38 cites·7 claims
- 0272US4282381AProcess for purifying hexamethylenediamineDU PONT·Filed 1980·Granted Aug 4, 1981·14 cites·8 claims
- 0369US4142345ANestable container packaging apparatusOWENS ILLINOIS INC·Filed 1977·Granted Mar 6, 1979·21 cites·18 claims
- 0462US4902301AProcess for shipment of sodium cyanide slurriesDU PONT·Filed 1988·Granted Feb 20, 1990·13 cites·6 claims
- 0542US4065486AProcess for recovery of products from a waste stream in the manufacture of acrylonitrileDU PONT·Filed 1976·Granted Dec 27, 1977·6 cites·7 claims
- 0640US4324333ATransportation of fluent materialPORTER CHADBURN LTD·Filed 1980·Granted Apr 13, 1982·15 cites·11 claims
- 0731US5215730AProduction of sodium perborate crystals having improved abrasion resistanceDU PONT·Filed 1991·Granted Jun 1, 1993·4 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Harold F. Porter files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →