Inventor · disambiguated record
Steven C. Griffis
Also filed as: GRIFFIS STEVEN C
17 granted patents·223 citations·filing 1987–1990
93Inventor score
Files withGRIFFIS STEVEN C17
Top patents by PatentIndex Score
17 records- 0190US4883512APortable isolation enclosureGRIFFIS STEVEN C·Filed 1989·Granted Nov 28, 1989·75 cites·2 claims
- 0270US4813984ASelf-contained air monitoring unit with agitated air capabilityGRIFFIS STEVEN C·Filed 1988·Granted Mar 21, 1989·30 cites·4 claims
- 0365US4820319ARemote control and monitor meansGRIFFIS STEVEN C·Filed 1988·Granted Apr 11, 1989·26 cites·5 claims
- 0450US4860599AApparatus for sampling hazardous materialsGRIFFIS STEVEN C·Filed 1989·Granted Aug 29, 1989·14 cites·9 claims
- 0549US4826514AApparatus for dampening hazardous materialGRIFFIS STEVEN C·Filed 1987·Granted May 2, 1989·14 cites·2 claims
- 0642US4750922ARemote control for an air filtration systemGRIFFIS STEVEN C·Filed 1987·Granted Jun 14, 1988·10 cites·2 claims
- 0741US4793836ARemote control for an air filtration systemGRIFFIS STEVEN C·Filed 1988·Granted Dec 27, 1988·10 cites·1 claims
- 0840US5003794AMethod and means for laundering contaminated clothingGRIFFIS STEVEN C·Filed 1990·Granted Apr 2, 1991·10 cites·1 claims
- 0940US4804391AMeans for sampling the exhaust air of an air filtration unitGRIFFIS STEVEN C·Filed 1988·Granted Feb 14, 1989·8 cites·11 claims
- 1038US5032328AMethod for casting friable asbestos-containing material into a non-friable massGRIFFIS STEVEN C·Filed 1989·Granted Jul 16, 1991·6 cites·8 claims
- 1138US4964899AApparatus for transporting a person from a contaminated area to a decontamination facilityGRIFFIS STEVEN C·Filed 1988·Granted Oct 23, 1990·11 cites·3 claims
- 1233US4865634AMultiple location negative air pressure monitorGRIFFIS STEVEN C·Filed 1989·Granted Sep 12, 1989·4 cites·4 claims
- 1330US4786296AApparatus for use in asbestos removalGRIFFIS STEVEN C·Filed 1987·Granted Nov 22, 1988·3 cites·2 claims
- 1429US4993272AAir samplerGRIFFIS STEVEN C·Filed 1989·Granted Feb 19, 1991·0 cites·3 claims
- 1529US4985057ASupplied air respirator systemGRIFFIS STEVEN C·Filed 1989·Granted Jan 15, 1991·2 cites·7 claims
- 1629US4955410AMethod and means for replacing a malfunctioning air filtration unitGRIFFIS STEVEN C·Filed 1989·Granted Sep 11, 1990·0 cites·4 claims
- 1729US4859221AMethod and means for replacing a malfunctioning air filtration unitGRIFFIS STEVEN C·Filed 1989·Granted Aug 22, 1989·0 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Steven C. Griffis 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 →