Inventor
John D. Schwarzkopf
Inventor
Pullman, WA, US
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F28Dprimary
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact29%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1029%
F25BRefrigeration machines, plants or systems14%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application14%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008Patents assigned to ISOTHERMAL SYSTEMS RES INC (1)· patent assignee history
2008–2011Based in Pullman, WA, US· patent location history
2011Patents assigned to PARKER HANNIFIN CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ISOTHERMAL SYSTEMS RES INC | 1 | 2008 |
| PARKER HANNIFIN CORP | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Pullman, Washington, US | 2 | 2008–2011 |