Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12409438 | Adsorption filter | Tetsuya Hanamoto, Keita Takahashi | 2025-09-09 |
| 12397281 | Adsorbent, heavy metal removing agent, molded body using same, and water purifier | Shuji Kawasaki, Shuji Matsunaga, Tetsuya Hanamoto | 2025-08-26 |
| 12291466 | Water purifying filter and water purifier using same | Tetsuya Hanamoto | 2025-05-06 |
| 12258276 | Carbonaceous material, method for producing same, filter for water purification and water purifier | Shuichi Ishida, Tetsuya Hanamoto | 2025-03-25 |
| 12220682 | Composite aggregate particles, adsorbent using same, molded body and water purifier | Shuji Kawasaki, Shuji Matsunaga, Tetsuya Hanamoto | 2025-02-11 |
| 11795066 | Carbonaceous material and method for producing same, water purification filter, and water purifier | Tetsuya Hanamoto, Mitsunori Hitomi | 2023-10-24 |
| 10987650 | Adsorption filter | Keita Takahashi, Takayuki Yoshikawa, Tetsuya Hanamoto, Takayuki Yamada | 2021-04-27 |
| 10023476 | Water filter cartridge and water purifier | Hatsumi Takeda, Masanori Itakura, Masanori Ito | 2018-07-17 |
| 9033158 | Molded activated charcoal and water purifier involving same | Satoru Arita, Shuji Kawasaki | 2015-05-19 |