Inventor
John M. Halmose
Inventor
Bridgeport, CT, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F25Bprimary
F25BRefrigeration machines, plants or systems44%
Y10TTechnical subjects covered by former us classification44%
F16KValves11%
PatentTitleYear
5,041,257'Expansion device for a refrigeration system, piston therefor and methods of making the same'19915,014,729'Expansion device for a refrigeration system, piston therefor and methods of making the same'19914,869,290'Expansion device for a refrigeration system, piston therefor and methods of making the same'19894,784,177'Expansion device for a refrigeration system, piston therefor and methods of making the same'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–1991Patents assigned to ROBERTSHAW CONTROLS CO (4)· patent assignee history
1988–1991Based in Bridgeport, CT, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ROBERTSHAW CONTROLS CO | 4 | 1988–1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bridgeport, CT, US | 4 | 1988–1991 |