Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4589069 | Data input/output system for gasoline stations | Hiroshi Matsumura, Norio Shimamura, Masaru Kawabe | 1986-05-13 |
| 4522237 | Apparatus for dispensing liquids | Hiroshi Matsumura, Yoshifumi Hasunuma, Siro Masai, Noboru Oguma | 1985-06-11 |