Inventor
Hirofusa Tezuka
Inventor
Noboribetsu, JP
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 systems40%
H10NElectric solid-state devices not otherwise provided for30%
F25DRefrigerators20%
A23BPreservation of foods, foodstuffs or non-alcoholic beverages10%
PatentTitleYear
6,105,373'Thermoelectric converter'20006,073,449'Thermoelectric apparatus'20006,038,865'Temperature-controlled appliance'20005,409,547'Thermoelectric cooling device for thermoelectric refrigerator, process for the fabrication of semiconductor suitable for use in the thermoelectric cooling device, and thermoelectric refrigerator using the thermoelectric cooling device'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2000Patents assigned to THERMOVONICS CO LTD (2)· patent assignee history
1995–2000Based in Noboribetsu, JP· patent location history
2000Patents assigned to TECHNOVA INC (2)· patent assignee history
2000Based in Hokkaido, JP· patent location history
2000Based in Norboribetsu, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TECHNOVA INC | 2 | 2000 |
| THERMOVONICS CO LTD | 2 | 1995–2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Noboribetsu, JP | 2 | 1995–2000 |
| Hokkaido, JP | 1 | 2000 |
| Norboribetsu, JP | 1 | 2000 |