Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5441926 | Superconducting device structure with Pr-Ba-Cu-O barrier layer | Hiroshi Kimura, Toshiyuki Matsui, Takeshi Suzuki, Akihiko Ohi | 1995-08-15 |
| 5422336 | Superconducting FET with Pr-Ba-Cu-O channel | Koichi Tsuda, Toshiyuki Matsui, Takeshi Suzuki, Hiroshi Kimura, Takashi Ishii +1 more | 1995-06-06 |
| 5140296 | Voltage-dependent nonlinear resistor | Toyoshige Sakaguchi, Koichi Tsuda | 1992-08-18 |
| 4981624 | Method of producing a voltage-nonlinear resistor | Koichi Tsuda, Toyoshige Sakaguchi, Takashi Ishii | 1991-01-01 |
| 4767582 | Method of manufacturing voltage nonlinear resistance elements | Satoshi Maruyama, Ikuo Nagasawa | 1988-08-30 |
| 4725807 | Nonlinear voltage resistor | Koichi Tsuda, Shigenori Takayasu | 1988-02-16 |
| 4579702 | Zinc oxide voltage nonlinear resistors | Satoshi Maruyama, Koichi Tsuda, Ikuo Nagasawa | 1986-04-01 |
| 4477793 | Zinc oxide non-linear resistor | Satoshi Maruyama, Koichi Tsuda, Ikuo Nagasawa | 1984-10-16 |
| 4473812 | Voltage-dependent nonlinear resistor | Satoshi Maruyama, Koichi Tsuda, Ikuo Nagasawa | 1984-09-25 |
| 4386022 | Voltage non-linear resistance ceramics | Ikuo Nagasawa, Koichi Tsuda, Takashi Ishii, Toyoshige Sakaguchi | 1983-05-31 |