Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7785416 | Crucible and single crystal growth method using crucible | Keiji Sumiya, Hiroyuki Ishibashi | 2010-08-31 |
| 7399360 | Crucible and method of growing single crystal by using crucible | Keiji Sumiya, Hiroyuki Ishibashi | 2008-07-15 |
| 7282161 | Inorganic scintillator | Kazuhisa Kurashige, Hiroyuki Ishibashi, Keiji Sumiya, Kazuhiro Yoshida, Naoaki Shimura | 2007-10-16 |
| 6926847 | Single crystals of silicates of rare earth elements | Keiji Sumiya, Hiroyuki Ishibashi | 2005-08-09 |