Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8655128 | Optical fiber bundle and optical irradiator | Takeshi Segi, Keiji Kaneda, Tomonori Yokota | 2014-02-18 |
| 6766811 | Method of removing smear from via holes | Toshihisa Shimo, Kyoko Kumagai, Toshiki Inoue, Yoshifumi Kato, Takashi Yoshida | 2004-07-27 |
| 5686725 | Method for reading of invisible marking | Tsutomu Maruyama, Atsushi Akiyama, Hiroyasu Matsuki, Kazuo Sanada, Sadao Chigira | 1997-11-11 |
| 5547501 | Method for formation of invisible marking and method for reading of invisible marking | Tsutomu Maruyama, Atsushi Akiyama, Kazuo Sanada, Sadao Chigira | 1996-08-20 |