Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D641319 | Contact | Takumi Yamamoto, Takashi Kaneko, Akihiko Akabane, Toshihiro Zushi, Naoto Koike | 2011-07-12 |
| D597032 | Coated electric cable | Takumi Yamamoto, Takashi Kaneko, Akihiko Akabane | 2009-07-28 |
| 5899601 | Electrophotographic copying apparatus with component units in a vertical arrangement | Isao Yamaguchi, Takashi Kodama, Sunao Yamasaki | 1999-05-04 |
| 5722855 | Connector and its parts | Takayoshi Kanda, Nobuyoshi Matsuda, Takumi Yamamoto, Akio Kusui | 1998-03-03 |