Inventor
Stephen R. Matte
Inventor
Norfolk, MA, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F04Bprimary
F04BPositive-displacement machines for liquids33%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests26%
F04DNon-positive-displacement pumps15%
B01DSeparation8%
F25DRefrigerators8%
F16KValves3%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application3%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h103%
Y10TTechnical subjects covered by former us classification3%
PatentTitleYear
7,413,411'Electronically controlled vacuum pump'20086,902,378'Electronically controlled vacuum pump'20056,571,821'Energy conserving gate valve'20036,461,113'Electronically controlled vacuum pump'20026,155,059'High capacity cryopump'20006,022,195'Electronically controlled vacuum pump with control module'20005,906,103'Convection-shielded cryopump'19995,901,558'Water pump with integral gate valve'19995,887,438'Low profile in line cryogenic water pump'19995,819,545'Cryopump with selective condensation and defrost'19985,799,493'Corrosion resistant cryopump'19985,727,392'Convection-shielded cryopump'19985,537,833'Shielded cryogenic trap'19965,483,803'High conductance water pump'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2005Patents assigned to HELIX TECH CORP (12)· patent assignee history
1996–2008Based in Norfolk, MA, US· patent location history
2003Patents assigned to VARIAN INC (1)· patent assignee history
2008Patents assigned to BROOKS AUTOMATION INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HELIX TECH CORP | 12 | 1996–2005 |
| BROOKS AUTOMATION INC | 1 | 2008 |
| VARIAN INC | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Norfolk, Massachusetts, US | 14 | 1996–2008 |