Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8684549 | Illumination device and display apparatus | Norio Koma, Kenji Tanase, Yasushi Karasawa | 2014-04-01 |
| 8220943 | Illumination device and display apparatus | Norio Koma, Kenji Tanase, Yasushi Karasawa | 2012-07-17 |
| 7771789 | Method of forming mask and mask | Shinichi Yotsuya, Hiroshi Koeda, Takayuki Kuwahara | 2010-08-10 |
| 6873054 | Semiconductor device and a method of manufacturing the same, a circuit board and an electronic apparatus | Ikuya Miyazawa | 2005-03-29 |