Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8512610 | Nonwoven fabric sheet and method for producing same | Kazuya Okada | 2013-08-20 |
| 7183020 | Separator for battery and lithium ion battery using the same | Hironori Suzuki, Satoru Nagami, Kazuo Ikuta, Takahiko Yamamoto, Shun Okijima +2 more | 2007-02-27 |