Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9856148 | Method for producing titanium oxide using porous titanium compound impregnated with solution | Hideaki Nagai, Junji AKIMOTO, Kunimitsu KATAOKA, Yoshimasa Kumashiro, Tomoyuki Sotokawa | 2018-01-02 |
| 9184449 | Oxygen permeable film, oxygen permeable sheet, and cell including these | Harunari Shimamura, Koshi Takamura | 2015-11-10 |
| 8771883 | Alkaline battery | Harunari Shimamura, Koshi Takamura | 2014-07-08 |
| 7615310 | Organic electrolyte battery including at least one of phthalazone and a phthalazone derivative | Youko Sano, Shinichi Kawaguchi | 2009-11-10 |
| 7553586 | Alkaline battery | Harunari Shimamura, Koshi Takamura | 2009-06-30 |
| 7470482 | Rectangular air battery with an interior bottom rib to support a sidewall insulating gasket | Koshi Takamura, Harunari Shimamura | 2008-12-30 |
| 7223496 | Electrochemical element | Tadayoshi Takahashi | 2007-05-29 |
| 6641957 | Non-aqueous electrolyte cell | Shinichi Kawaguchi, Tadayoshi Takahashi | 2003-11-04 |
| 6632564 | Non-aqueous electrolyte and non-aqueous electrolyte cell | Tadayoshi Takahashi, Shinichi Kawaguchi | 2003-10-14 |
| 6274271 | Non-aqueous electrolyte lithium secondary battery | Emi Asaka, Koichi Chikayama, Yoko Sano | 2001-08-14 |
| 6274277 | Organic electrolyte battery | Tatsuo Mori, Tadayoshi Takahashi, Shinichi Waki, Takashi Akiyama | 2001-08-14 |
| 6057058 | Organic electrolyte lithium secondary battery | Tatsuo Mori, Emi Asaka, Akira Kakinuma | 2000-05-02 |
| 5545468 | Rechargeable lithium cell and process for making an anode for use in the cell | Kenichi Takata, Emi Asaka, Makoto Nakanishi | 1996-08-13 |
| 5258245 | Lithium rechargeable battery and method of making the same | Kenichi Takata, Atsushi Ohtsuka, Tatsuo Mori | 1993-11-02 |
| 5187033 | Lithium secondary battery | — | 1993-02-16 |
| 5015547 | Lithium secondary cell | Shuichi Nishino, Kenichi Takata, Toshihiko Ikehata | 1991-05-14 |
| 4874680 | Lithium secondary battery | Toshihiko Ikehata, Kenichi Takata | 1989-10-17 |
| 4844994 | Chargeable electrochemical device | Keigo Momose, Hayashi Kayakawa | 1989-07-04 |
| 4595643 | Air cell electrode and process for preparing its catalyst | Hayashi Hayakawa, Keigo Momose, Akira Ohta | 1986-06-17 |