Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9867557 | Probe | Shoichi Tao | 2018-01-16 |
| 9167957 | Probe | Toshinori Takimura | 2015-10-27 |
| 8830483 | Optical coherence tomography with refractive indexing of object | Fumio Nagai | 2014-09-09 |
| 8687928 | Optical characteristic measuring probe | — | 2014-04-01 |
| 8602975 | Optical rotary probe | — | 2013-12-10 |
| 8425044 | Projection optical system | Keiko Yamada, Masayuki Imaoka, Kohtaro Hayashi | 2013-04-23 |
| 8270095 | Variable-power optical system, image pickup device, and digital apparatus | Keiji Matsusaka, Yasunari Fukuta | 2012-09-18 |
| 8113667 | Projection optical system | Keiko Yamada, Kohtaro Hayashi, Masayuki Imaoka | 2012-02-14 |
| 7982968 | Variable-power optical system, image pickup device, and digital apparatus | Keiji Matsusaka, Yasunari Fukuta | 2011-07-19 |
| 7922340 | Projection optical system with enlargement at a varying magnification | — | 2011-04-12 |
| 7869134 | Variable power optical system, imaging lens system and digital apparatus | Keiji Matsusaka | 2011-01-11 |
| 7859764 | Variable-power optical system, image pickup device, and digital apparatus | Yasunari Fukuta, Keiji Matsusaka | 2010-12-28 |
| 7457044 | Ultra wide angle imaging optical system, ultra wide angle imaging lens device, and image sensing apparatus | Masayuki Inoue, Masayoshi Imoto | 2008-11-25 |
| 7301578 | Super-wide-angle optical system and image pickup device | Keiji Matsusaka | 2007-11-27 |
| 7286302 | Optical system, image pickup device and digital apparatus | Keiji Matsusaka | 2007-10-23 |
| 7178921 | Image projection apparatus | Kenji Konno, Jun Ishihara | 2007-02-20 |
| 7177104 | Image-taking optical system | Mitsuaki Shimo, Jun Ishihara, Kenji Konno | 2007-02-13 |
| 7145732 | Zoom optical system, imaging lens unit, and digital apparatus | Keiji Matsusaka | 2006-12-05 |
| 7021770 | Rear projection optical system | Kenji Konno, Jun Ishihara | 2006-04-04 |
| 7002751 | Image display apparatus | Yasushi Kobayashi | 2006-02-21 |
| 6803884 | Projection image display device | Yasushi Tanijiri | 2004-10-12 |
| 6779897 | Rear projection optical system | Kenji Konno, Jun Ishihara | 2004-08-24 |
| 6690517 | Tilt projection optical system | Tomiei Kuwa | 2004-02-10 |
| 6683726 | Image display apparatus | Takeshi Endo, Yasushi Kobayashi, Yoshie Shimizu | 2004-01-27 |
| 6624952 | Projection optical system | Tomiei Kuwa, Kohtaro Hayashi | 2003-09-23 |