Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8793089 | Method for inspecting quality of glass plate | — | 2014-07-29 |
| 7796248 | Defect inspection method and apparatus for transparent plate-like members | — | 2010-09-14 |
| 7589844 | Shape inspection method and apparatus | Kazuhiko Hirata, Tatsuo Yajima | 2009-09-15 |
| 7420671 | Defect inspection method and apparatus for transparent plate-like members | — | 2008-09-02 |
| 7394536 | Method and apparatus for inspecting front surface shape | Kimiaki Oto, Munehisa Kato, Atsushi Kiyama | 2008-07-01 |
| 5844638 | Light source apparatus using a cone-shaped element and an applied apparatus thereof | Yoshiharu Ooi, Tsuneo Wakabayashi, Shigeyuki Serizawa | 1998-12-01 |
| 5754260 | Projection type color liquid crystal optical apparatus | Yoshiharu Ooi, Tsuneo Wakabayashi, Shigeyuki Serizawa, Masaya Kunigita, Yoshinori Hirai | 1998-05-19 |
| 5659409 | Light source apparatus using a cone-like material and an applied apparatus thereof | Yoshiharu Ooi, Tsuneo Wakabayashi, Shigeyuki Serizawa | 1997-08-19 |
| 5648860 | Projection type color liquid crystal optical apparatus | Yoshiharu Ooi, Tsuneo Wakabayashi, Shigeyuki Serizawa, Masaya Kunigita, Yoshinori Hirai | 1997-07-15 |