Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7942232 | Electric power steering apparatus | Yoshinori Kogiso | 2011-05-17 |
| 7282849 | Alkaline earth aluminate phosphor, phosphor paste composition and vacuum ultraviolet excitation light emitting element | Akihiro Ohto, Takayuki Hisamune | 2007-10-16 |
| 6899825 | Bivalent metal silicate phosphor and process for its production, and a phosphor paste composition and a vacuum ultraviolet ray excitation type light-emitting device employing such a phosphor | Takayuki Hisamune | 2005-05-31 |
| 6585912 | Aluminate phosphor and process for its production, phosphor paste composition, and vacuum ultraviolet ray excitation type light-emitting device | Akihiro Ohto, Takayuki Hisamune | 2003-07-01 |