| 7261416 |
Eye's optical characteristics measuring system |
Gaku Takeuchi, Masahiro Shibutani, Katsuhiko Kobayashi |
2007-08-28 |
| 7244025 |
Eye's optical characteristics measuring system |
Yasufumi Fukuma, Katsuhiko Kobayashi |
2007-07-17 |
| 6234630 |
Corneal endothelial cell measuring instrument |
— |
2001-05-22 |
| 6164778 |
Corneal endothelial cell photographing apparatus |
Akinari Takagi |
2000-12-26 |
| 5621488 |
Apparatus for imaging and diagnosing a cornea |
Yoshihiko Hanamura, Yasufumi Fukuma |
1997-04-15 |
| 5436679 |
Apparatus for observing and photographing a corneal endothelium |
Hiroyuki Ohtsuka, Kenjirou Katsuragi, Masaru Sato, Hiroshi Iijima |
1995-07-25 |
| 5430507 |
Ophthalmologic apparatus |
Akio Morimoto |
1995-07-04 |
| 5381194 |
Apparatus for photographing a corneal endothelium |
Akio Morimoto |
1995-01-10 |
| 5183044 |
Noncontact type tonometer |
Yoshihiko Hanamura |
1993-02-02 |
| 5092334 |
Noncontact type tonometer |
Yoshihiko Hanamura |
1992-03-03 |
| 5042483 |
Noncontact type tonometer |
— |
1991-08-27 |
| 5033841 |
Ophthalmological instrument |
Hiroshi Iijima, Kenjiro Katsuragi, Yoshihiko Hanamura |
1991-07-23 |
| 4995393 |
Alignment apparatus of noncontact type tonometer |
Kenjiro Katsuragi |
1991-02-26 |
| 4872460 |
Noncontact type tonometer |
Yoshihiko Hanamura |
1989-10-10 |