Issued Patents 2023
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11771604 | Method for producing recycled pulp fibers by decomposing super absorbant polymers with ozone | Toshio Hiraoka, Noritomo Kurita | 2023-10-03 |
| 11773536 | Method for producing pulp fibres for saccharification, and aqueous solution of pulp fibres for saccharification | Kouichi Yamaki, Naoto Ohashi, Toshio Hiraoka, Noritomo Kurita | 2023-10-03 |
| 11731318 | Method for producing recycled product, recycled resin pellet, and recycled film | Toshio Hiraoka, Noritomo Kameda | 2023-08-22 |
| 11673172 | Method and system for recovering pulp fibers from used absorbent articles | Toshio Hiraoka, Takashi Kato, Noritomo Kurita | 2023-06-13 |
| 11554520 | Recycled pulp, absorbent, non-woven fabric, and sanitary article | Toshio Hiraoka | 2023-01-17 |