Inventor
Hazime Tanaka
Inventor
Yokohama, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F25Bprimary
F25BRefrigeration machines, plants or systems50%
H01HElectric switches25%
G01KMeasuring temperature8%
G05DSystems for controlling or regulating non-electric variables8%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications8%
PatentTitleYear
5,044,551'Thermo bulb for use with the thermostatic expansion valve'19915,044,170'Refrigeration system and a thermostatic expansion valve best suited for the same'19915,005,370'Thermal expansion valve'19914,979,372'Refrigeration system and a thermostatic expansion valve best suited for the same'19904,959,973'Thermostatic expansion valve'19904,939,321'Pressure switch with laminated diaphragm'19904,853,504'Triple action pressure switch apparatus'19894,835,980'Method for controlling refrigerating system'19894,827,094'Dual-action pressure switch apparatus'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–1991Patents assigned to FUJI KOKI MFG (8)· patent assignee history
1989–1991Based in Yokohama, JP· patent location history
1990Patents assigned to FUJI KOJI MANUFACTURING CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJI KOKI MFG | 8 | 1989–1991 |
| FUJI KOJI MANUFACTURING CO LTD | 1 | 1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 9 | 1989–1991 |