Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6224430 | Power supply terminal assembly | Kiyonori Kusuda, Hiroshi Kadoya, Kenji Tsutsumi, Kenji Toshimitsu | 2001-05-01 |
| 6216342 | Method for fabricating a matrix switchboard and connection pin | Masao Hosogai, Hitoshi Yokemura, Rie Takada, Hiroyuki Otaguro, Takayuki Ashida +1 more | 2001-04-17 |
| 6116912 | Matrix switch board used to connect/disconnect switching system-and subscriber-side line | Masao Hosogai, Hitoshi Yokemura, Rie Takada, Hiroyuki Otaguro, Takayuki Ashida +1 more | 2000-09-12 |
| 5886309 | Matrix switch board, connection pin, and method of fabricating them | Masao Hosogai, Hitoshi Yokemura, Rie Takada, Hiroyuki Otaguro, Takayuki Ashida +1 more | 1999-03-23 |