Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12128339 | Filtering material for air filters and method for manufacturing filtering material for air filters | Mitsuhiro ISHIDA, Toshiya Nashida, Kaori TOZUKA, Kanako INA | 2024-10-29 |
| 8357627 | Deodorizing catalyst, deodorizing method using the same, and method for regenerating the catalyst | Shinji Hashimoto, Ryoji Aikawa, Kenta Takeuchi, Yuji Tozuka | 2013-01-22 |