Inventor
Tomo Satoh
Inventor
Sakai, JP
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F01Dprimary
F01DNon-positive displacement machines or engines, e.g. steam turbines13%
F02CGas-turbine plants13%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact13%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application13%
H01LSemiconductor devices13%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems13%
H03KPulse technique13%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1013%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992Patents assigned to HITACHI LTD (1)· patent assignee history
1992Based in Hitachi, JP· patent location history
2021Patents assigned to SHARP KK (1)· patent assignee history
2021Based in Sakai, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 1 | 1992 |
| SHARP KK | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sakai, JP | 1 | 2021 |
| Hitachi, JP | 1 | 1992 |