Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9871493 | Multistage amplifier | — | 2018-01-16 |
| 6894598 | Inductor having small energy loss | — | 2005-05-17 |
| 6850120 | Semiconductor device including semiconductor element of high breakdown voltage | Hiroshi Komurasaki | 2005-02-01 |
| 6177841 | High frequency power amplifier | Akira Ohta, Akira Inoue | 2001-01-23 |
| 5859554 | Variable delay circuit | Norio Higashisaka, Akira Ohta | 1999-01-12 |
| 5834960 | Semiconductor device | Norio Higashisaka, Akira Ohta | 1998-11-10 |
| 5821793 | Variable delay circuit and a variable pulse width circuit | Akira Ohta, Norio Higashisaka | 1998-10-13 |