Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7084084 | Highly durable silica glass, process for producing same, member comprised thereof, and apparatus provided therewith | Kazuyoshi Arai, Tsutomu Takahata, Hideaki Kiriya, Yoshinori Harada | 2006-08-01 |
| 7064094 | Highly durable silica glass, process and apparatus for producing same, and member and apparatus provided with same | Yoshinori Harada, Shuzo Mizutani, Masakazu Kudoh, Naoki Miura, Katsufumi Takahashi +1 more | 2006-06-20 |
| 6133178 | High purity transparent silica glass | Nobusuke Yamada, Koji Tsukuma, Tomoyuki Akiyama, Yoshikazu Kikuchi, Hideaki Segawa | 2000-10-17 |