Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7210471 | Breather chamber structure for internal combustion engine and internal combustion engine | Eiji Ikeda, Masao Murayama, Yuki Nakamura, Masato Soma | 2007-05-01 |
| 4622097 | Process for producing copper through-hole printed circuit board | Minoru Tsukagoshi, Masahiko Minagawa, Shuji Yoshida | 1986-11-11 |