Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8781761 | Rotary speed detection method and device therefor, reaction liquid viscosity detection method and device therefor, and method for manufacturing reaction product | — | 2014-07-15 |
| 5785793 | Process and device for bonding discs to one another | Tetsuji Arai, Toshio Yokota | 1998-07-28 |