Chuo Yuka Co., Ltd.
2Patents
1Active
2Granted
32Portfolio score
Filing activity: Sep 19, 1983 → Mar 28, 2006 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7744686B2 | Frost-preventive composition | Chemistry; Metallurgy | 5 | Active |
| US4529530A | Triurea grease compositions | Chemistry; Metallurgy | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.