Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12128366 | Monolayer, composite, gas separation material, filter, gas separation device and method for manufacturing composite | Yu Hoshino, Kazushi Imamura, Tomohiro GYOBU, Akira Hamasaki, Chie YAMASHITA +2 more | 2024-10-29 |
| 10981122 | Monolayer, composite, gas separation material, filter, gas separation device and method for manufacturing composite | Yu Hoshino, Kazushi Imamura, Tomohiro GYOBU, Akira Hamasaki, Chie YAMASHITA +2 more | 2021-04-20 |
| 5475696 | Remote alarm transfer method and system | — | 1995-12-12 |
| 5339310 | Switching apparatus for switched network of asynchronous transfer mode | — | 1994-08-16 |
| 5280469 | System for monitoring normality of operation of ATM cross-connecting apparatus | Kenji Narita, Kenichi Hashimoto | 1994-01-18 |
| 5097467 | Switching trigger detection circuit in line switching apparatus | — | 1992-03-17 |
| 5091796 | Optical communication system having an improved protection line switching mechanism | Koichi Nishimura, Fumihiro Ikawa, Masumi Kurokawa | 1992-02-25 |
| 4733320 | Line protection switch equipment | Satoshi Ikeuchi, Kenji Yoshimoto | 1988-03-22 |
| 4680776 | Protection switching system for carrier transmission line | Satoshi Ikeuchi | 1987-07-14 |
| 4617594 | Signal generator circuit | Koichi Katagiri, Yoshihiro Hanamoto, Satoru Maeda | 1986-10-14 |