Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8356961 | Machining apparatus and machining method | Norishige Kumagai, Katsuhiro Nagasawa, Jun Wakamatsu, Hiroyuki Kamata, Tomoaki Ozaki | 2013-01-22 |
| 6623219 | Printed board processing machine | Katsuhiro Nagasawa, Akira Irie | 2003-09-23 |
| 5876156 | Printed-circuit board holding device | Kouji Yamaura, Akira Irie | 1999-03-02 |
| 5220715 | Printed circuit board processing apparatus | Kunio Saitou, Yasuhiko Kanaya | 1993-06-22 |
| 5208761 | Method for the diameter confirmation of drills in a PWB machine | Norio Michigami, Yasuhiko Kanaya, Hiroyuki Kamata | 1993-05-04 |
| 5205805 | Printed circuit board processing machine incorporating tool holding device | Yasuhiko Kanaya, Tetsuo Murakami | 1993-04-27 |
| 5199830 | Printed circuit board presser device in drilling machine | Kazuhiro Kogure, Kunio Arai, Yasuhiko Kanaya, Kazunori Hamada | 1993-04-06 |
| 5115561 | Method of spot-facing printed circuit board | Masahiro Kawamura, Masao Nishigai | 1992-05-26 |
| 5111573 | Device and method of exchanging tools | Yasushi Ito, Tadanori Dobashi, Akira Irie, Akihiro Matsuya | 1992-05-12 |
| 5101546 | Apparatus for removing printed board | Kunio Saitoh, Hideo Sato, Norio Michigami, Yuzi Obara | 1992-04-07 |
| 5094574 | Spot facing method and apparatus for printed circuit board | Masao Nishigai, Yasuhiko Kanaya | 1992-03-10 |
| 5087156 | Printed circuit board boring machine | Yasuhiko Kanaya, Kunio Arai | 1992-02-11 |
| 5029097 | Tool detecting apparatus | Norio Michigami, Yasuhiko Kanaya | 1991-07-02 |
| 5011345 | Contour machining method and apparatus for printed circuit board | Masao Nishigai, Yasuhiko Kanaya, Tetsuo Murakami | 1991-04-30 |
| 4966508 | Work holding device for cutting printed boards | Masao Nishigai, Yasuhiko Kanaya | 1990-10-30 |