Inventor
Paul E. Amundsen
Inventor
Ipswich, MA, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F04Bprimary
F04BPositive-displacement machines for liquids28%
F25BRefrigeration machines, plants or systems17%
F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
A01NPreservation of bodies of humans or animals or plants or parts thereof6%
F17CVessels for containing or storing compressed, liquefied or solidified gases6%
F25JLiquefaction, solidification or separation of gases or gaseous or liquefied gaseous mixtures by pressure and cold treatment or by bringing them into the supercritical state6%
G01NInvestigating or analysing materials by determining their chemical or physical properties6%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications6%
Y10TTechnical subjects covered by former us classification6%
PatentTitleYear
10,113,781Helium management control system20189,970,427Integration of automated cryopump safety purge20187,415,831'Integration of automated cryopump safety purge'20086,920,763'Integration of automated cryopump safety purge'20056,895,766'Fail-safe cryopump safety purge delay'20055,265,431'Electronically controlled cryopump and network interface'19935,060,481'Method and apparatus for controlling a cryogenic refrigeration system'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2005Patents assigned to HELIX TECH CORP (4)· patent assignee history
1991–2018Based in Ipswich, MA, US· patent location history
2008–2018Patents assigned to BROOKS AUTOMATION INC (3)· patent assignee history
2018Patents assigned to AMUNDSEN PAUL E (2)· patent assignee history
2018Patents assigned to BUONPANE MAUREEN C (2)· patent assignee history
2018Patents assigned to ANDREWS DOUGLAS (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HELIX TECH CORP | 4 | 1991–2005 |
| BROOKS AUTOMATION INC | 3 | 2008–2018 |
| AMUNDSEN PAUL Eself | 2 | 2018 |
| BUONPANE MAUREEN C | 2 | 2018 |
| ANDREWS DOUGLAS | 1 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ipswich, Massachusetts, US | 7 | 1991–2018 |