Inventor
Jisaburo Ushizawa
Inventor
Yokohama, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C30Bprimary
C30BSingle-crystal growth50%
Y10TTechnical subjects covered by former us classification25%
C01BNon-metallic elements13%
H03HImpedance networks, e.g. resonant circuits13%
PatentTitleYear
4,672,255'Surface acoustic wave device'19874,539,067'Method and apparatus for manufacturing single crystals'19854,533,822'Heating resistor of single crystal manufacturing apparatus'19854,431,476'Method for manufacturing gallium phosphide single crystals'19844,397,813'Apparatus for manufacturing single crystals'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–1985Patents assigned to TOKYO SHIBAURA ELECTRIC CO (4)· patent assignee history
1983–1985Based in Yokohama, JP· patent location history
1987Patents assigned to TOSHIBA KK (1)· patent assignee history
1987Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOKYO SHIBAURA ELECTRIC CO | 4 | 1983–1985 |
| TOSHIBA KK | 1 | 1987 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 4 | 1983–1985 |
| Tokyo, JP | 1 | 1987 |