Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865932 | Electric cells and process for making the same | Yoshitomo Masuda, Isamu Shinoda, Masao Ogawa, Toyoo Harada, Kazuo Takayama +2 more | 1989-09-12 |
| 4863817 | Nonaqueous electrolyte cell | Tadaaki Miyazaki, Takahiro Kawagoe, Masaki Yoshio | 1989-09-05 |
| 4830101 | Aluminum heat exchanger and method for producing aluminum heat exchanger | Toshio Ohara, Toshio Takahashi, Masayoshi Nishikawa, Tutomu Niwa, Ryosuke Sako +1 more | 1989-05-16 |
| 4803137 | Non-aqueous electrolyte secondary cell | Tadaaki Miyazaki, Yoshitomo Masuda, Takahiro Kawagoe | 1989-02-07 |