Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11322795 | Method for producing separator roll | Koji Kashu, Yasuyuki Kondo | 2022-05-03 |
| 10811652 | Defect inspection device | Koji Kashu, Yasuyuki Kondo | 2020-10-20 |
| 10732125 | Defect inspection device, defect inspection method, method for producing separator roll, and separator roll | Koji Kashu | 2020-08-04 |
| 10634625 | Transfer system and transfer method | Yasuyuki Kondo, Koji Kashu | 2020-04-28 |
| 10539517 | Checking device and checking method | Koji Kashu, Daizaburo Yashiki | 2020-01-21 |
| 6603359 | High-frequency power amplifying apparatus | Yukinari Fujiwara | 2003-08-05 |
| 6259901 | Radio-frequency power amplifier of mobile communication equipment | Takeshi Imai | 2001-07-10 |
| 6242985 | Composite transistor device | — | 2001-06-05 |
| 4583050 | Gain control circuit | — | 1986-04-15 |