Inventor · disambiguated record
Richard E. Hoffman
Also filed as: HOFFMAN RICHARD · HOFFMAN RICHARD E · HOFFMAN RICHARD ERNEST
15 granted patents·1 pending application·715 citations·filing 1976–2021
94Inventor score
Top patents by PatentIndex Score
16 records- 0192US5268223AToughened fiber-reinforced compositesAMOCO CORP·Filed 1991·Granted Dec 7, 1993·57 cites·18 claims
- 0289US5057822AMedical gas alarm systemPURITAN BENNETT CORP·Filed 1990·Granted Oct 15, 1991·319 cites·9 claims
- 0385US5881725APneumatic oxygen conserverVICTOR EQUIPMENT CO·Filed 1997·Granted Mar 16, 1999·103 cites·22 claims
- 0484US6987448B2Medical gas alarm systemHILL ROM SERVICES INC·Filed 2001·Granted Jan 17, 2006·57 cites·139 claims
- 0584US5169710AFiber-reinforced composites toughened with porous resin particlesAMOCO CORP·Filed 1991·Granted Dec 8, 1992·42 cites·14 claims
- 0680US7768414B2Medical gas alarm systemBEACON MEDICAL PRODUCTS LLC·Filed 2006·Granted Aug 3, 2010·33 cites·69 claims
- 0780US7145467B2Medical gas alarm systemBEACON MEDICAL PRODUCTS LLC·Filed 2005·Granted Dec 5, 2006·18 cites·15 claims
- 0879US4727903AFluid shutoff valveSTURGIS MALCOLM B·Filed 1987·Granted Mar 1, 1988·38 cites·25 claims
- 0954US5020563AConnector setGAS RES INST·Filed 1990·Granted Jun 4, 1991·24 cites·28 claims
- 1051US2021290882A1Nasal-prong and nasal-mask cannula and gas tank supply systemCONCKLIN ELAINE·Filed 2021·Application pending·0 cites
- 1150US4043850APolymeric-coated HMX crystals for use with propellant materialsUS NAVY·Filed 1976·Granted Aug 23, 1977·7 cites·4 claims
- 1246US4352700ACure rate inhibitors for ferrocene-containing propellantsUS ARMY·Filed 1980·Granted Oct 5, 1982·5 cites·4 claims
- 1345US6223768B1Dust coverHILL ROM SERVICES INC·Filed 2000·Granted May 1, 2001·1 cites·15 claims
- 1441US4255302AResin system for filament winding of pressure vesselsUS NAVY·Filed 1979·Granted Mar 10, 1981·5 cites·4 claims
- 1525US6149128AKeyed cap for gas outlet valveHILL ROM CO INC·Filed 1998·Granted Nov 21, 2000·4 cites·20 claims
- 1618US4103417AWire stringing deviceDATAPRODUCTS SANTA CLARA INC·Filed 1977·Granted Aug 1, 1978·2 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Richard E. Hoffman 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 →