Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5436889 | System for multiplexed communication between exchanges | Kansuke Kuroyanagi, Morihiko Kurata, Akihiro Kamiya | 1995-07-25 |
| 4916824 | Method for measuring roll profile and apparatus therefor | Hiroaki Shimazutsu, Osamu Miyamoto, Kanji Hayashi | 1990-04-17 |