Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6945078 | Optical waveguide in the interior of silica glass and method of forming optical waveguide | Shimon Ishikawa, Tomoko Fujii, Ken Sakuma, Hideyuki Hosoya | 2005-09-20 |
| 6893621 | Lithium-containing silicon oxide powder and making method | Hirofumi Fukuoka, Satoru Miyawaki, Mikio Aramata, Susumu Ueno, Kazuma Momii | 2005-05-17 |
| 6865003 | Multibeam exposure head and multibeam recording method using the same | Ichirou Miyagawa | 2005-03-08 |