Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5872625 | Apparatus for measuring an optical characteristic of an examined lens | Tadashi Kajino, Masanao Fujieda, Tokio Ueno | 1999-02-16 |
| 5784146 | Ophthalmic measurement apparatus | Tsuguo Nanjo, Masunori Kawamura | 1998-07-21 |
| 5629748 | Visual function examination apparatus including binocular fixation target | Akihiro Hayashi | 1997-05-13 |
| 5485231 | Apparatus for visual acuity test having an adjustable mirror | Akihiro Hayashi, Kazuhiro Yoshimura, Yasuhisa Murakami | 1996-01-16 |