Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5275978 | Colored crystallized glass article and method for producing the same | Takehiro Shibuya, Yoshio Hashibe | 1994-01-04 |
| 5089345 | Crystallized glass article having an irregular rough surface pattern and a method for producing the same | Yoshio Hashibe, Takahiro Matano, Takehiro Shibuya, Yasuhiro Baba, Masanori Moritake | 1992-02-18 |
| 5066524 | Crystallized glass article with colored small masses dispersed in a surface thereof | Yasuhiro Baba, Masanori Moritake, Yoshio Hashibe, Takehiro Shibuya | 1991-11-19 |