Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5568844 | Braking apparatus operated via resilient deformation of coned disk springs | Yuji Matsuki | 1996-10-29 |
| 5412172 | Spot welding machine | Wataru Ichikawa, Yuji Matsuki | 1995-05-02 |
| 5194709 | Method for checking a spot welded portion and spot welding machine | Wataru Ichikawa, Yuji Matsuki, Masaru Ohara, Yasuyuki Mizutani, Yuji Taya +2 more | 1993-03-16 |