Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10405741 | Optometry apparatus controller, optometry system, and storage medium having optometry apparatus program stored therein | Tomoyuki Sugiura | 2019-09-10 |
| 9848768 | Target presenting apparatus | Noriji Kawai, Ryoji Suzuki, Toshihiro Kobayashi, Yukito HIRAYAMA, Kazunori Shibata | 2017-12-26 |
| 9414744 | Optometry apparatus | Noritsugu Nozawa, Ryoji Suzuki, Yukito HIRAYAMA | 2016-08-16 |
| 9380934 | Optometry apparatus controller, optometry system, and storage medium having optometry apparatus program stored therein | Tomoyuki Sugiura | 2016-07-05 |
| 8292435 | Optometric apparatus | — | 2012-10-23 |
| 8087781 | Optotype presenting apparatus | Tatefumi Oda | 2012-01-03 |
| 7883211 | Vision testing system | Yoshinobu Hosoi, Hirohisa Terabe, Yoshihiro Ozaki | 2011-02-08 |
| 7819524 | Optotype presenting apparatus | Toshiya Kobayashi | 2010-10-26 |
| 7784948 | Visual acuity testing apparatus | Noritsugu Nozawa, Ryoji Suzuki | 2010-08-31 |
| 7690790 | Vision test pattern indicator | Yoshinobu Hosoi | 2010-04-06 |
| 7549751 | Optotype presenting apparatus | Ryoji Suzuki | 2009-06-23 |
| 7537343 | Optotype presenting apparatus | Tatefumi Oda | 2009-05-26 |
| 6652102 | Visual function test apparatus | Akihiro Hayashi, Noritsugu Nozawa, Hidetaka Hoshino | 2003-11-25 |
| 6425665 | Visual acuity examination apparatus | Akihiro Hayashi, Noritsugu Nozawa | 2002-07-30 |
| 6406147 | Visual acuity testing apparatus | Akihiro Hayashi, Noritsugu Nozawa | 2002-06-18 |