Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7923143 | Battery separator and battery comprising same | Masanao Tanaka, Yasuhiro Ito, Yoshihiko Kondo | 2011-04-12 |
| RE41203 | Alkaline battery separator and process for producing the same | Masanao Tanaka, Masaki Hirooka | 2010-04-06 |
| 7598001 | Alkaline battery, current collector, electrode, and method of manufacturing electrode | Kazuya Tsuda, Kunikazu Nagai, Hiroyuki Imai, Yoshitaka Mayuzumi, Kazuya Sato +1 more | 2009-10-06 |
| 7402539 | Battery separator | Yoshihiko Kondo, Noriko Miyaguchi, Masanao Tanaka | 2008-07-22 |
| 6783895 | Collector for alkaline secondary battery, method for making the same, and alkaline secondary battery using the same | Hiroyuki Imai, Kaori Yoshida, Kazuya Satou | 2004-08-31 |
| 6772489 | Collector for alkaline secondary battery, method for making the same, and alkaline secondary battery using the same | Hiroyuki Imai, Kaori Yoshida, Kazuya Satou | 2004-08-10 |
| 6607859 | Alkaline battery separator and process for producing the same | Masanao Tanaka, Masaki Hirooka | 2003-08-19 |
| 6586137 | Battery separator | Masanao Tanaka, Hiroaki Yamazaki, Yoshihiko Kondo, Keisuke Takahashi, Shinji Oota | 2003-07-01 |
| 5186102 | Printer using a stencil | Hiroshi Kanno, Yuuki Wagatsuma | 1993-02-16 |