Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9688523 | Cap opening tool set and cap opener | Takayuki Kamakura, Shinichi Nomura, Hiromitsu Nakashima | 2017-06-27 |
| 9028897 | Beverage extraction filter | Akira Okada, Tomokazu Kimura | 2015-05-12 |
| D651096 | Beverage extraction filter | — | 2011-12-27 |
| 5927336 | Check valve, pouch with the check valve, and manufacturing apparatus therefor | Mikio Tanaka, Yoshihiro Koyanagi, Hideo Nakata | 1999-07-27 |