Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9055866 | Internal observation device for object having light scattering properties, internal body observation device, endoscope for internal observation and internal observation method | Ken Fujinuma, Ryosuke Ito, Kenji Taira, Hideyuki Takaoka, Shinichi Takimoto +2 more | 2015-06-16 |
| 7358205 | Alkali-free glass substrate | Tatsuya Takaya, Masahiro Tomamoto | 2008-04-15 |
| 6933253 | Alkali-free glass and method for producing the same | Jun Naka, Shinkichi Miwa, Shigeru Yamamoto | 2005-08-23 |
| 6546753 | Method of producing an alkali-free glass | Jun Naka, Shinkichi Miwa, Shigeru Yamamoto | 2003-04-15 |
| 6508083 | Alkali-free glass and method for producing the same | Jun Naka, Shinkichi Miwa, Shigeru Yamamoto | 2003-01-21 |
| 6468933 | Alkali-free glass and method of producing the same | Hiroki Yamazaki | 2002-10-22 |