Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7160374 | Flaky pigments coated with a coupling agent and a perfluoroalkyl phosphate | Eiji Umehara | 2007-01-09 |
| 4838914 | Process for producing silica glass fibers | Hironori Ohta, Toshiyasu Kawaguchi, Takashi Mukaiyama, Katsuhiko Matsuzaki, Junichi Ebisawa +4 more | 1989-06-13 |