Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9130783 | Relay communication system and access management apparatus | Yoshifumi Tanimoto, Keisuke Nishimura, Suguru Suzuki | 2015-09-08 |
| 5761217 | Method for recovering errors with data communication | Yasuyuki Murakami | 1998-06-02 |
| 5287201 | Call receiving method and apparatus | Tatsuaki Okada | 1994-02-15 |