Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198758 | Aromatic polyester particles and method for producing aromatic polyester particles | Kazuyuki Ito, Tomohiro Sato | 2021-12-14 |
| 10418608 | Laminated porous film and non-aqueous electrolyte secondary battery | Hirohiko Hasegawa | 2019-09-17 |
| 9882191 | Laminated porous film and non-aqueous electrolyte secondary battery | Hirohiko Hasegawa | 2018-01-30 |
| 9705120 | Laminated porous film and non-aqueous electrolyte secondary battery | Hirohiko Hasegawa | 2017-07-11 |
| 7674525 | Process for producing fine α-alumina particles | Hajime Maki, Yoshiaki Takeuchi | 2010-03-09 |