Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9788993 | Mouth cap for liquid container | Seiji Yoshimura, Hirokazu Mihashi | 2017-10-17 |
| 9422100 | Filtering discharge container | Hirokazu Mihashi, Seiji Yoshimura | 2016-08-23 |
| 8490839 | Filtering dispenser container | Hirokazu Mihashi, Seiji Yoshimura, Kazuko Suzuki, Norio Hoshi, Shinji Matsuda +1 more | 2013-07-23 |
| 7971753 | Container with a filter | Hirokazu Mihashi, Yasuyuki Shiraishi, Masaru Otsuka | 2011-07-05 |
| 6708850 | Discharging container with a filter and a bottle stopper for use in the container | Keiji Hamamoto, Yasuyuki Shiraishi | 2004-03-23 |