Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7147325 | Contact lens and production method for contact lens | Kunio Maruyama | 2006-12-12 |
| 6997554 | Method of marking ophthalmic lens by using laser radiation | Kazuhiko Nakada, Hiroaki Suzuki, Kenichi Ishihara | 2006-02-14 |
| 6857744 | Method of marking ophhalmic lens by using laser radiation of femtosecond pulse width | Kazuhiko Nakada, Hiroaki Suzuki, Kenichi Ishihara | 2005-02-22 |
| 6610350 | Method of modifying ophthalmic lens surface by plasma generated at atmospheric pressure | Hiroaki Suzuki, Kazuhiko Nakada | 2003-08-26 |
| 6491281 | Mold assembly for producing ophthalmic lens article | Yasushi Matsuda | 2002-12-10 |
| 6296593 | Electromagnetic clutch control device and control method for hybrid drive vehicle | Noboru Hattori | 2001-10-02 |
| 6093868 | Eye bandage used after intraocular surgical operation | Tadashi Sawano, Hiroyuki Ohyama | 2000-07-25 |