Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7482092 | Polymer battery having the outer peripheries of the separator and negative electrode positioned outside of an outer periphery of the positive electrode | Kazuo Yamada, Motoaki Nishijima, Naoto Torata | 2009-01-27 |
| 7311998 | Lithium polymer battery with a crosslinked electrolyte | Tsutomu Sada, Kazunari Takeda, Takehito Mitate, Naoto Torata, Kazuo Yamada +1 more | 2007-12-25 |
| 7273503 | Lithium polymer secondary battery and method for manufacturing the same | Tsutomu Sada, Kazunari Takeda, Yumiko Takashima, Takehito Mitate, Kazuo Yamada +2 more | 2007-09-25 |
| 7270914 | Lithium secondary cell | Tsutomu Sada, Kazunari Takeda, Yumiko Takashima, Takehito Mitate, Kazuo Yamada +2 more | 2007-09-18 |
| 7258952 | Lithium polymer secondary cell | Motoaki Nishijima, Naoto Torata | 2007-08-21 |
| 7241534 | Lithium polymer secondary cell | Masako Kitagawa, Motoaki Nishijima, Naoto Torata, Koichi Ui | 2007-07-10 |
| 7238444 | Lithium secondary battery | Tsutomu Sada, Kazunari Takeda, Yumiko Takashima, Takehito Mitate, Kazuo Yamada +2 more | 2007-07-03 |
| 7192675 | Lithium polymer secondary battery | Tsutomu Sada, Kazunari Takeda, Yumiko Takashima, Takehito Mitate, Kazuo Yamada +2 more | 2007-03-20 |
| 6534214 | Lithium secondary cell | Motoaki Nishijima, Takehito Mitate, Kazuo Yamada, Naoto Torata | 2003-03-18 |
| 6465135 | Polymeric solid electrolyte and electrochemical element using the same | Takehito Mitate, Naoto Torata | 2002-10-15 |
| 6159638 | Solid polymer electrolyte and preparation method therefor | Tsutomu Takatera, Takehito Mitate, Kazuaki Minato | 2000-12-12 |
| 6132906 | Nonaqueous battery | Takehito Mitate, Kazuo Yamada, Yoshihiro Tsukuda, Tsutomu Takatera | 2000-10-17 |
| 6040092 | Nonaqueous secondary battery | Kazuo Yamada, Takehito Mitate, Yoshihiro Tsukuda, Kazuaki Minato | 2000-03-21 |
| 6027833 | Nonaqueous electrolyte secondary cell | Naoki Ueda, Hiroshi Ueshima, Kazuaki Minato, Takehito Mitate, Kazuo Yamada | 2000-02-22 |
| 5965296 | Nonaqueous secondary battery and a method of manufacturing a negative electrode active material | Kazuo Yamada, Yoshihiro Tsukuda, Takehito Mitate, Kazuaki Minato | 1999-10-12 |
| 5900335 | Non-aqueous secondary battery and negative electrode for non-aqueous secondary battery | Takehito Mitate, Tetsuya Yoneda, Kazuo Yamada | 1999-05-04 |
| 5879417 | Process for preparing carbon electrode for nonaqueous secondary battery | Kazuo Yamada, Takehito Mitate, Yoshihiro Tsukuda, Tetsuya Yoneda | 1999-03-09 |
| 5723232 | Carbon electrode for nonaqueous secondary battery and nonaqueous battery using the same | Kazuo Yamada, Takehito Mitate, Yoshihiro Tsukuda, Tetsuya Yoneda | 1998-03-03 |
| 5591547 | Method of manufacturing a negative electrode for lithium secondary battery | Tetsuya Yoneda, Takehito Mitate, Kazuo Yamada | 1997-01-07 |
| 5589299 | Carbon electrode for nonaqueous secondary battery, fabrication method for the same and nonaqueous secondary battery using the same | Kazuo Yamada, Takehito Mitate, Tetsuya Yoneda | 1996-12-31 |
| 5576121 | Llithium secondary battery and process for preparing negative-electrode active material for use in the same | Kazuo Yamada, Takehito Mitate, Tetsuya Yoneda | 1996-11-19 |
| 5478364 | Method of manufacturing lithium secondary battery | Takehito Mitate, Akimasa Umemoto, Hiroshi Okamoto, Kazuo Yamada, Tetsuya Yoneda | 1995-12-26 |
| 5432029 | Lithium secondary battery | Takehito Mitate, Akimasa Umemoto, Hiroshi Okamoto, Kazuo Yamada, Tetsuya Yoneda | 1995-07-11 |