Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11361996 | Height detecting apparatus and laser processing apparatus | Keiji Nomaru, Nobuyuki Kimura | 2022-06-14 |
| 11137358 | Testing system | Keiji Nomaru | 2021-10-05 |
| 10722980 | Laser processing apparatus | Kohei Tanaka, Hidetoshi Mannami, Hisatoshi Fujisawa, Hiroshi Nomura, Wakana Onoe | 2020-07-28 |
| 10695870 | Laser processing apparatus | Yutaka Kobayashi, Hidetoshi Mannami, Kohei Tanaka, Wakana Onoe | 2020-06-30 |
| 10471536 | Reflective detection method and reflectance detection apparatus | — | 2019-11-12 |
| 9981343 | Laser processing apparatus | — | 2018-05-29 |
| 9434023 | Laser machining apparatus | Wakana Onoe, Tomohiro Endo | 2016-09-06 |
| 8431861 | Height position detecting apparatus and height position detecting method | — | 2013-04-30 |
| 8378257 | Laser processing apparatus | Keiji Nomaru | 2013-02-19 |
| 8124909 | Laser processing apparatus | Keiji Nomaru | 2012-02-28 |
| 8040520 | Device for detecting the edges of a workpiece, and a laser beam processing machine | Keiji Nomaru | 2011-10-18 |
| 7994452 | Laser beam machining apparatus | Keiji Nomaru | 2011-08-09 |
| 7978408 | Polarizing device and laser unit | Keiji Nomaru | 2011-07-12 |
| 7932478 | Laser processing machine | Keiji Nomaru, Hiroshi Morikazu | 2011-04-26 |
| 7580136 | Height position detector for work held on chuck table | Keiji Nomaru | 2009-08-25 |
| 7564570 | Height position detector for work held on chuck table | Keiji Nomaru | 2009-07-21 |
| 7499185 | Measuring device for workpiece held on chuck table | Keiji Nomaru | 2009-03-03 |
| 7443517 | Measuring instrument and laser beam machine for wafer | Keiji Nomaru | 2008-10-28 |