Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11434378 | Barium sulfate powder and resin composition comprising same | Tsutomu Yamamoto, Hironobu OGATA, Hiroaki Hamamura | 2022-09-06 |
| 10227239 | Method for producing barium sulfate powder and barium sulfate powder | — | 2019-03-12 |
| 4889833 | Granular inorganic moldings and a process for production thereof | Seishiro Nakamura, Katutoshi Oukami | 1989-12-26 |
| 4829026 | Glass ceramics | Katsuaki Takahashi, Yoshinari Miura, Akiyoshi Osaka | 1989-05-09 |