Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6019802 | Nonaqueous secondary battery and process for producing the same using a dispersion aid | Hiroshi Ishizuka | 2000-02-01 |
| 5862515 | Battery tester | Kenji Kobayashi, Mitsuyoshi Tanaka, Atsushi Mizuno, Kazuhiro Seki, Takayuki Terashima | 1999-01-19 |
| D390139 | Digital multi-meter | Seiji Onuma | 1998-02-03 |
| 5677083 | Non-aqueous lithium ion secondary battery | — | 1997-10-14 |
| 5665491 | Nonaqueous secondary battery | Masuo Kabutomori | 1997-09-09 |
| D381280 | Digital multi-meter | Seiji Onuma | 1997-07-22 |
| 5378560 | Nonaqueous secondary battery | — | 1995-01-03 |
| 5316903 | Silver halide color photographic material | — | 1994-05-31 |
| 5298374 | Silver halide color photographic material | Akira Kase | 1994-03-29 |
| 4945026 | Image receiving element for use in a silver salt diffusion transfer process | Yukio Karino, Hiroshi Hayashi | 1990-07-31 |
| 4916044 | Color diffusion transfer element with auxillary neutralizing layer comprising cellulose acetate | — | 1990-04-10 |
| 4859564 | Color diffusion transfer photographic element with reducing sugar | — | 1989-08-22 |
| 4833063 | Color diffusion transfer element comprising two neutralizing layers and two timing layers | Ikutaro Horie, Masaki Satake | 1989-05-23 |
| 4798779 | Process for forming an image by silver salt diffusion transfer | Yoshio Idota, Yukio Karino, Hiroshi Hayashi | 1989-01-17 |
| 4717642 | Process for improving adhesion between photographic layers | Toshihiro Watanabe | 1988-01-05 |
| 4551410 | Photographic element for color diffusion transfer with two neutralizing layers | Masaki Satake | 1985-11-05 |