Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10073431 | PLC unit and programmable logic controller | Midori SUGIYAMA, Koichi Shinkai | 2018-09-11 |
| 9971326 | Sequencer system and address setting method | Koichi Shinkai | 2018-05-15 |