Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6507000 | Laser drilling machine and method for collecting dust | Hiroyuki Naka, Naoko Matsuda | 2003-01-14 |
| 5634838 | Color selecting electrode for color-picture tube and manufacturing method thereof | Norihiko Egami, Manabu Kakino, Masaru Nagaike, Takashi Ichiyanagi | 1997-06-03 |