Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7235326 | Method and device for judging the condition of secondary batteries and method for regenerating secondary batteries | Kenji Nakamura, Takashi Ito | 2007-06-26 |
| 7180298 | Method and device for judging the condition of secondary batteries and method for regenerating secondary batteries | Kenji Nakamura, Takashi Ito | 2007-02-20 |
| 7075305 | Method and device for judging the condition of secondary batteries and method for regenerating secondary batteries | Kenji Nakamura, Takashi Ito | 2006-07-11 |
| 7030618 | Method and device for judging the condition of secondary batteries and method for regenerating secondary batteries | Kenji Nakamura, Takashi Ito | 2006-04-18 |
| 6924623 | Method and device for judging the condition of secondary batteries and method for regenerating secondary batteries | Kenji Nakamura, Takashi Ito | 2005-08-02 |
| 6530233 | Hydrogen storage device and hydrogen storage system | Kenji Nakamura | 2003-03-11 |
| 6077622 | Recycling method of nickel-hydrogen secondary battery | — | 2000-06-20 |
| 5308394 | Pigment and process for producing the same | Hiroshi Ito, Junichi Handa, Yuji Tanaka | 1994-05-03 |
| 4979991 | Production process of pigment | Junichi Handa, Hiroshi Itou, Yoshio Takagi | 1990-12-25 |
| 4976787 | Pigment | Hiroshi Ito, Junichi Handa, Yoshio Takagi | 1990-12-11 |
| 4965098 | Two-tone paint film | Jun-ichi Handa, Hiroshi Ito | 1990-10-23 |
| 4954175 | Pigment | Hiroshi Ito, Junichi Handa, Yoshio Takagi | 1990-09-04 |
| 4954176 | Pigment | Yoshio Takagi, Tadashi Isobe, Keita Suzuki | 1990-09-04 |