Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6037403 | High viscosity fluid composition and vibration energy damping device utilizing the same | Sakae Kanai | 2000-03-14 |
| 4704731 | Packing inside bag for viscous material | Yasuo Rokushima, Tosio Yanagi | 1987-11-03 |