Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11929760 | DA converter | — | 2024-03-12 |
| 10666278 | DA converter and DA conversion method | Daisuke Matsuoka, Tatsuya Chubachi | 2020-05-26 |
| 10659068 | DA converter, DA converting method, adjusting apparatus, and adjusting method | — | 2020-05-19 |
| 9246502 | Control method of D/A converter, D/A converter, control method of A/D converter, and A/D converter | Junya Nakanishi, Seiko Nakamoto | 2016-01-26 |
| 7341635 | Eraser | Shinichiro Hayashi | 2008-03-11 |
| 7316841 | Eraser | Shinichiro Hayashi | 2008-01-08 |
| 6929669 | Abrasive solid | Nakao Tominaga, Yoshikazu Kondo | 2005-08-16 |
| 5407472 | Solid drawing composition | — | 1995-04-18 |
| 4623571 | Cushioning member | Kihei Mori, Yorihiko Omoto, Hidehito Iai, Toru Kikuchi | 1986-11-18 |