Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9322958 | Silicone hydrogel contact lenses | Arthur Back, Junichi Iwata, Tsuneo Hoki | 2016-04-26 |
| 8524850 | Hydrophilic polysiloxane macromonomer, and production and use of the same | Hiroyuki Ueyama, Junichi Iwata | 2013-09-03 |
| 8129442 | Hydrophilic polysiloxane macromonomer, and production and use of the same | Hiroyuki Ueyama, Junichi Iwata | 2012-03-06 |
| 6187264 | Solution for preserving and sterilizing contact lenses | Nobuyuki Osawa | 2001-02-13 |