Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7308315 | Vision regeneration assisting apparatus | Jun Ohta, Shigeru Nishimura, Keiichiro Kagawa | 2007-12-11 |
| 7191010 | Built-in-eye eyesight stimulating apparatus | Jun Ohta, Shigeru Nishimura, Norikatsu Yoshida, Keiichiro Kagawa | 2007-03-13 |