Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6373626 | Bright and dark field switching device and microscope | Shoichi Tanaka, Hidekazu Sano | 2002-04-16 |
| 6339733 | Automatic main distributing frame control system | Takashi Mizutani, Masaaki Muraai, Atsuhiro Makino, Masahiro Ito | 2002-01-15 |