Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5936591 | Multi-beam feeding apparatus | Yasuhiko Yamasa, Hiroki Shoki | 1999-08-10 |
| 5307080 | Expansible antenna apparatus | — | 1994-04-26 |
| 4948413 | Physiologically active agent for agriculture use | Yoshio Maekawa, Osamu Yagyu, Hironori Mizuno, Shigeru Isoda, Kaoru Yagi | 1990-08-14 |
| 4935957 | Key telephone system | Kinzi Tanaka, Kuniaki Shimoseki, Tetsuya Hiraji, Yoshiji Tanimoto | 1990-06-19 |
| 4908373 | 1-[2-(4-Hydroxybenzoyl)ethanoyl]-2-piperidone and a process for production as well as alcohol fermentation promoter containing the same as effective ingredient | Yoshio Maekawa, Hironori Mizuno, Osamu Yagiyu | 1990-03-13 |
| 4857358 | Powdery compound emulisifier and its production | — | 1989-08-15 |
| 4831516 | Data transmission system between a main CPU board having a wait signal generating latch and a plurality of CPU boards | Kinzi Tanaka, Minoru Shigematsu, Yoshiji Tanimoto | 1989-05-16 |
| 4801394 | Heat transfer promoters and method of using the same | Yoshiro Nakamura, Kunio Mori, Yoshio Mochida, Matsuo Miyazaki | 1989-01-31 |
| 4660219 | Extension ringing arrangement key telephone system | Kinzi Tanaka, Toru Tagawa, Yoshiji Tanimoto | 1987-04-21 |
| 4641337 | Key telephone system with means for operatively connecting another key telephone systems | Jouji Tanaka, Tetunobu Watanabe, Yoshiji Tanimoto | 1987-02-03 |
| 4601933 | Heat transfer promoters and method of using the same | Yoshiro Nakamura, Kunio Mori, Yoshio Mochida, Matsuo Miyazaki | 1986-07-22 |