Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6461001 | Illumination apparatus and projection type display apparatus | Akihisa Miyata, Takeshi Utakoji, Shinsuke Shikama | 2002-10-08 |
| 6437909 | UV-absorbing filter and optical apparatus incorporating the same | Akihisa Miyata, Shosuke Oka, Naoki Kawamoto | 2002-08-20 |
| 6364493 | Image displaying apparatus | Yoshinori Kakuta, Shosuke Oka, Akio Kiriyama | 2002-04-02 |
| 6349006 | Prism having two inner surfaces and outer shape regarded as plane parallel plate | Shinsuke Shikama | 2002-02-19 |