Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10226949 | Tape cassette | Koshiro Yamaguchi, Akira Sago, Yasuhiro Iriyama, Yasuhiro Shibata, Tsuyoshi Nagae +2 more | 2019-03-12 |
| 10201988 | Tape cassette | Koshiro Yamaguchi, Akira Sago, Yasuhiro Iriyama, Yasuhiro Shibata, Tsuyoshi Nagae +2 more | 2019-02-12 |
| 10201993 | Tape cassette | Koshiro Yamaguchi, Tsutomu Kato, Masato Kato, Yasuhiro Iriyama, Yasuhiro Shibata +5 more | 2019-02-12 |
| 10189284 | Tape cassette | Koshiro Yamaguchi, Tsuyoshi Nagae, Teruo Imamaki, Masato Kato, Akira Sago +2 more | 2019-01-29 |