Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12186829 | Lightguide device and laser processing device | Mutsuhiro Nakazawa | 2025-01-07 |
| 10677979 | Light guide plate and surface-lighting device | Morimasa Kuge, Takanori Kritoshi, Hideyuki Tanaka | 2020-06-09 |
| 10442033 | Chamfering apparatus and chamfering method | Hideyuki Tanaka | 2019-10-15 |
| 10131564 | Glass plate separating apparatus | Mutsuhiro Nakazawa, Takanori KIRITOSHI, Keiji Tsujita, Tadaoki YABUUCHI | 2018-11-20 |
| 9604309 | Optical scanning device and laser machining device having pluralities of flat reflective surfaces corresponding to divided virtual arcs | Morimasa Kuge, Hideyuki Tanaka, Mutsuhiro Nakazawa, Kazunori Takahara | 2017-03-28 |
| 9527160 | Laser machining device for use in patterning | Mutsuhiro Nakazawa, Kazunori Takahara | 2016-12-27 |
| 9529190 | Optical scanning device and laser machining device | Mutsuhiro Nakazawa, Kazunori Takahara | 2016-12-27 |
| 9475651 | Mechanism for and method of correcting yawing of conveyed workpiece | Morimasa Kuge, Hideyuki Tanaka, Kentaro AZUMA, Mutsuhiro Nakazawa, Kazunori Takahara | 2016-10-25 |