Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4995311 | Device for making liquid coffee | Masayuki Kuzumaki, Susumu Ishikawa | 1991-02-26 |
| 4725714 | Drip-type hot water feeder | Shinichi Takahashi, Masayuki Kuzumaki | 1988-02-16 |
| 4508023 | Extract generating device | Tsuneichi Ikeda | 1985-04-02 |