Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11912617 | Silica glass for radio-frequency device and radio-frequency device technical field | Nobutaka KIDERA, Kazuya Sasaki | 2024-02-27 |
| 8590342 | Method for producing TiO2-SiO2 glass body, method for heat-treating TiO2-SiO2 glass body, TiO2-SiO2 glass body, and optical base for EUVL | Akio Koike, Takahiro Mitsumori, Tomonori Ogawa | 2013-11-26 |
| 8356494 | Process for producing porous quartz glass object, and optical member for EUV lithography | Takahiro Mitsumori, Akio Koike | 2013-01-22 |
| 8329604 | Silica glass containing TiO2 and process for its production | Akio Koike | 2012-12-11 |
| 8178450 | TiO2-containing silica glass and optical member for EUV lithography using high energy densities as well as special temperature controlled process for its manufacture | Akio Koike, Kenta Saito, Long Shao, Shinya Kikugawa | 2012-05-15 |
| 8093165 | TiO2-containing silica glass and optical member for EUV lithography using the same | Akio Koike, Shinya Kikugawa, Yuko Tachibana | 2012-01-10 |
| 8034731 | TIO2-containing silica glass and optical member for lithography using the same | Akio Koike, Shinya Kikugawa | 2011-10-11 |
| 7998892 | TiO2-containing silica glass and optical member for lithography using the same | Akio Koike, Shinya Kikugawa | 2011-08-16 |
| 7989378 | TiO2-containing silica glass | Akio Koike, Shinya Kikugawa | 2011-08-02 |
| 7538052 | Silica glass containing TiO2 and process for its production | Akio Koike | 2009-05-26 |
| 7462574 | Silica glass containing TiO2 and optical material for EUV lithography | Akio Koike | 2008-12-09 |
| 7429546 | Silica glass containing TiO2 and process for its production | Akio Koike | 2008-09-30 |
| 7419924 | Silica glass containing TiO2 and process for its production | Akio Koike, Yasuyuki Takimoto, Shinya Kikugawa | 2008-09-02 |
| 7410922 | Silica glass containing TiO2 and process for its production | Akio Koike | 2008-08-12 |
| 7294595 | Silica glass | Akio Koike | 2007-11-13 |