Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9233871 | Optical glass and core material for optical fiber | Michiko Ogino | 2016-01-12 |
| 8691712 | Optical glass | Junko Suzuki, Michiko Ogino | 2014-04-08 |
| 8003556 | Optical glass | Junko Suzuki, Michiko Ogino | 2011-08-23 |
| 7884040 | Optical glass | Hiroaki Tomoe | 2011-02-08 |
| 7838450 | Optical glass | Junko Suzuki | 2010-11-23 |
| 7767605 | Optical glass | Michiko Ogino | 2010-08-03 |
| 7572746 | Optical glass | Junko Ishioka | 2009-08-11 |
| 7419923 | Optical glass | Yoshio Mori | 2008-09-02 |
| 7060640 | Optical glass | Michiko Ogino, Yoshio Mori | 2006-06-13 |
| 6867157 | Optical glass having an anomalous dispersion | Junko Ishioka | 2005-03-15 |
| 6846762 | Optical glass | Shinya Mashiko | 2005-01-25 |
| 6756334 | Optical glass | Michiko Ogino, Yoshio Mori, Junko Ishioka | 2004-06-29 |
| 6713419 | Optical glass for precision press molding and optical element | Takehiro Sakamoto | 2004-03-30 |
| 5952256 | Optical glass having a negative anomalous dispersion | Michiko Morishita | 1999-09-14 |
| 5607886 | Optical glass for mold pressing having softening capability at low temperature | — | 1997-03-04 |
| 5472918 | Optical glass | — | 1995-12-05 |