OC Engineering Co., Ltd.
2Patents
0Active
2Granted
22Portfolio score
Filing activity: Aug 9, 1989 → Jun 27, 1994
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4992246A | Ozonizer | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5693110A | Processes for controlling of the temperature of glass inside forehearth | Emerging Cross-Sectional Technologies | 6 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.