Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D469059 | Power converter | Masaru Ando, Yoshikatsu Nagashima, Fumio Hirahara, Keiichi Nishihara | 2003-01-21 |
| D466076 | Power converter | Yoshikatsu Nagashima, Nobuhiro Shingai, Tetsujiro Tsunoda, Kazunari Nishitani | 2002-11-26 |