Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9158102 | Microscope objective lens including a first lens group with a positive refractive power, a second lens group, and a third lens group having a negative refractive power | Miyagawa Akiko | 2015-10-13 |
| 9134520 | Microscope objective lens including a first lens group with a positive refractive power, a second lens group with a positive refractive power, and a third lens group having a negative refractive power | Miyakawa Akiko | 2015-09-15 |
| 8958154 | Microscope objective lens including a diffractive optical element | Miyakawa Akiko | 2015-02-17 |