Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4730649 | Liquid delivery nozzle | Hiroshi Matsumura, Siro Masai, Haruhisa Yamada | 1988-03-15 |
| 4522237 | Apparatus for dispensing liquids | Keizo Endo, Hiroshi Matsumura, Yoshifumi Hasunuma, Siro Masai | 1985-06-11 |