Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8462360 | Network system, printing device and program for sharing and handling font data | Masafumi Miyazawa, Yasuhiro Kudo | 2013-06-11 |
| 8457285 | Communication device | — | 2013-06-04 |
| 7881334 | Network system, communication device and program | — | 2011-02-01 |
| 6372921 | Process for producing isochromanones and intermediates thereof | Yoshiaki Miyota, Akira Shibuya, Kimitaka Ohshiro, Makoto Saito | 2002-04-16 |
| 6157248 | Active filter circuit | Yoshihisa Minami | 2000-12-05 |
| 5654690 | Fire alarm system | Seiko Ishikawa, Takayoshi Urano, Kazunori Ikami, Yoshihiko Hibino, Yasuhiro Funahashi +4 more | 1997-08-05 |
| 5333501 | Abnormality monitoring apparatus for a pipeline | Masumi Okada, Shingo Nagashima, Kazuo Nakamachi, Kazuo Hattori, Yoji Takanashi +2 more | 1994-08-02 |