Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9194568 | Lighting unit and lighting device | Takayoshi Moriyama, Makoto Yamazaki, Yumi Hanyuda, Katsumi Hisano, Mitsuaki Kato +2 more | 2015-11-24 |
| 8773612 | Light emitting module and illumination apparatus | Tomohiro Sanpei, Kiyoshi Otani, Masahiro Izumi, Akiko Saito, Yumiko Hayashida | 2014-07-08 |
| 4338844 | Tone source circuit for electronic musical instruments | — | 1982-07-13 |