Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12195896 | Nonwoven fabric, layered nonwoven fabric comprising the nonwoven fabric, and composite sound-absorbing material using them as skin material | Shinya Yamamuro, Chie Okamura, Eiji Shiota, Kazufumi Kato, Yasuo Nakanishi | 2025-01-14 |
| 11976394 | Non-woven fabric | Yuya Fujimoto, Takashi Komatsu, Eiji Shiota | 2024-05-07 |
| 11697896 | Method for producing a biodegradable nonwoven fabric | Yusuke Yamada, Chie Okamura, Takuya Matsumoto, Kazufumi Kato | 2023-07-11 |
| 9972913 | Noise absorbing fabric | Kazufumi Kato, Tomoya Tanaka | 2018-05-15 |
| 9461290 | Separator | Yusuke Yamada, Junichi Kusakabe, Shinichi Okajima, Kazufumi Kato | 2016-10-04 |
| 9233517 | Electromagnetic shielding sheet | Kazufumi Kato, Kazuaki Shikata, Ikuo Ueno | 2016-01-12 |
| 8953304 | Solid electrolytic capacitor | Kazufumi Kato, Ikuo Ueno | 2015-02-10 |