Olypus Optical Co., Ltd.
2Patents
0Active
2Granted
24Portfolio score
Filing activity: Feb 19, 1991 → Dec 29, 1997
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5301178A | Drive unit for optical memory device with portion of drive means mounted outside a sealing means | Physics | 42 | Expired |
| US6188463A | Scanner system | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.