Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838914 | Process for producing silica glass fibers | Hironori Ohta, Toshiyasu Kawaguchi, Katsuhiko Matsuzaki, Junichi Ebisawa, Naoki Taneda +4 more | 1989-06-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838914 | Process for producing silica glass fibers | Hironori Ohta, Toshiyasu Kawaguchi, Katsuhiko Matsuzaki, Junichi Ebisawa, Naoki Taneda +4 more | 1989-06-13 |