Assignee
SEMI GAS SYSTEMS INC
9 granted patents·145 citations·filing 1987–1997
Top patents by PatentIndex Score
9 records- 0179US4899585ALiquid level detector and method for a vapor deposition containerSEMI GAS SYSTEMS INC·Filed 1988·Granted Feb 13, 1990·37 cites·10 claims
- 0254US5902551AProcess gas docking station with point-of-use filter for receiving removable purifier cartridgesSEMI GAS SYSTEMS INC·Filed 1997·Granted May 11, 1999·26 cites·4 claims
- 0354US5558688ABlock filter-purifierSEMI GAS SYSTEMS INC·Filed 1996·Granted Sep 24, 1996·22 cites·9 claims
- 0449US5139747AGas filter-purifierSEMI GAS SYSTEMS INC·Filed 1991·Granted Aug 18, 1992·18 cites·17 claims
- 0544US4782226AOptoelectronic chemical reaction detectorSEMI GAS SYSTEMS INC·Filed 1987·Granted Nov 1, 1988·14 cites·15 claims
- 0640USD345112SPortable interface console for monitoring of gas delivery systemsSEMI GAS SYSTEMS INC·Filed 1992·Granted Mar 15, 1994·5 cites·1 claims
- 0738US5152313ASafety apparatus for disconnects and/or valvesSEMI GAS SYSTEMS INC·Filed 1992·Granted Oct 6, 1992·14 cites·9 claims
- 0835US4971110AFace seal shut-off valveSEMI GAS SYSTEMS INC·Filed 1989·Granted Nov 20, 1990·9 cites·14 claims
- 0924USD345113SRemote interface console for monitoring gas delivery systemsSEMI GAS SYSTEMS INC·Filed 1992·Granted Mar 15, 1994·0 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when SEMI GAS SYSTEMS INC files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →