Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8927987 | Semiconductor device including external connection pads and test pads | — | 2015-01-06 |
| 8039968 | Semiconductor integrated circuit device | Hiromasa Fukazawa | 2011-10-18 |
| 6357876 | Multifocal ocular lens having intermediate-distance vision correction region formed in central part of vision correction area | Hiroyuki Oyama, Kazuya Miyamura | 2002-03-19 |
| 6260966 | Multifocal ocular lens | Tadashi Sawano, Hiroyuki Ohyama, Kazuya Miyamura, Yuuzi Gotou | 2001-07-17 |
| 6142625 | Toric multifocal lens having different astigmatism corrective optical powers in respective vision correction regions, and method of producing the same | Tadashi Sawano, Hiroyuki Oyama, Yuuzi Gotou | 2000-11-07 |