Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8573776 | Fundus observation apparatus | Hiroshi Koizumi, Tsutomu Kikawa, Takefumi Hayashi | 2013-11-05 |
| 7794083 | Fundus oculi observation device and fundus oculi image display device | Hisashi Tsukada, Tsutomu Kikawa, Yasufumi Fukuma, Hiroyuki Otsuka | 2010-09-14 |
| 7566128 | Fundus observation device, fundus image display device and fundus observation program | Hisashi Tsukada, Hiroyuki Aoki, Tsutomu Kikawa, Yasufumi Fukuma | 2009-07-28 |
| 6685320 | Opthalmic characteristic measuring apparatus | Yoko Hirohara, Toshifumi Mihashi | 2004-02-03 |