Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8205988 | Stereomicroscope | Kouta Fujii, Takefumi Hayashi | 2012-06-26 |
| 7443579 | Ophthalmic microscope | — | 2008-10-28 |
| 7408705 | Microscope for operation | Masayuki Horiguchi, Noriaki Kanazawa | 2008-08-05 |
| 7393103 | Operation microscope apparatus | — | 2008-07-01 |
| 7232222 | Operation microscope | Taisaku Kogawa, Kazuyuki Okamura | 2007-06-19 |
| 7085046 | Microscope for operation | Masayuki Horiguchi, Noriaki Kanazawa | 2006-08-01 |
| 7081993 | Ophthalmologic operation microscope | — | 2006-07-25 |
| 7072104 | Operation microscope | Kazuyuki Okamura | 2006-07-04 |
| 7027220 | Ophthalmologic operation microscope | — | 2006-04-11 |
| 7023613 | Operation microscope and observation prism | — | 2006-04-04 |
| 6943942 | Microscope for operation | Masayuki Horiguchi, Noriaki Kanazawa | 2005-09-13 |
| 6236502 | Operation microscope including a branch observation optical system display | — | 2001-05-22 |
| 6072623 | Slit lamp microscope | Kazuyuki Okamura | 2000-06-06 |
| 5865829 | Medical optical apparatus | — | 1999-02-02 |
| 5835266 | Medical microscopic system | — | 1998-11-10 |
| 5543962 | Binocular stereoscopic microscope | Kazutoshi Takagi | 1996-08-06 |
| 5446582 | Operation microscope | Kazutoshi Takagi | 1995-08-29 |
| 5300965 | Corneal shape measuring apparatus | — | 1994-04-05 |
| 5270747 | Stereomicroscope with first and second illuminating systems | Kazutoshi Takagi | 1993-12-14 |
| 5249004 | Microscope for an operation | — | 1993-09-28 |
| 5135299 | Surgical operation microscope | Kazutoshi Takagi | 1992-08-04 |
| 5132837 | Operation microscope | — | 1992-07-21 |
| 5067804 | Microscope | Kazutoshi Takagi | 1991-11-26 |
| 5015081 | Binocular microscope | Kazutoshi Takagi | 1991-05-14 |
| 4932774 | Illuminating system of ophthalmological instrument | Kazutoshi Takagi, Kazuo Nunokawa | 1990-06-12 |