Inventor
James C. McGill
Inventor
Union City, CA, US
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification35%
F16KValves32%
B01DSeparation10%
G01FMeasuring volume, volume flow, mass flow or liquid level10%
C07CAcyclic or carbocyclic compounds6%
F16LPipes3%
F23GCremation furnaces3%
PatentTitleYear
8,950,422'Actuating mechanism for a valve and an electric switch having an actuator'20157,814,924'Seismic safety valve and valve actuator'20107,458,387'Emergency gas and electricity shutoff apparatus and control system'20086,938,637'Emergency gas and electricity shutoff apparatus and control system'20056,705,340'Emergency gas and electricity shutoff apparatus and control system'20046,085,772'Smart automatic safety valve having remote electromagnetic shut-off protection and reset control from seismic or other sensors'20005,992,439'Interface apparatus for adapting a gas flow valve to a gas meter'19995,984,581'Pipeline coating'19995,704,385'Automatic and manually operable safety shutoff valve'19985,409,031'Safety shut off valve'19955,119,841'Safety shut off apparatus'19924,903,720'Safety shut off device'19904,634,369'Purging process'19874,528,000'Fuel conditioning process'19854,305,734'Recovery of hydrocarbon components from a hydrocarbon-carrier gas mixture'19814,066,423'Adsorption-absorption vapor recovery system'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978Patents assigned to HT MANAGEMENT CO (1)· patent assignee history
1978–1999Based in Tulsa, OK, US· patent location history
1981–1987Patents assigned to MC GILL INC (3)· patent assignee history
1990–2015Patents assigned to MCGILL JAMES C (5)· patent assignee history
1990–1995Based in Whites Creek, TN, US· patent location history
1998Patents assigned to SEISMIC SAFETY PRODUCTS INC (1)· patent assignee history
1998Based in Glendale, CA, US· patent location history
1999Patents assigned to B L KEY SERVICES L L C (1)· patent assignee history
1999–2015Based in Union City, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MCGILL JAMES Cself | 5 | 1990–2015 |
| MC GILL INC | 3 | 1981–1987 |
| B L KEY SERVICES L L C | 1 | 1999 |
| HT MANAGEMENT CO | 1 | 1978 |
| SEISMIC SAFETY PRODUCTS INC | 1 | 1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Union City, California, US | 7 | 1999–2015 |
| Tulsa, OK, US | 5 | 1978–1999 |
| Whites Creek, TN, US | 3 | 1990–1995 |
| Glendale, California, US | 1 | 1998 |