Hokkaido
2Patents
0Active
2Granted
25Portfolio score
Filing activity: Feb 8, 1994 → Mar 31, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5585319A | Process for preparing oil sorbent and device for continuously preparing the same | Chemistry; Metallurgy | 6 | Expired |
| US6835322B2 | Composition for member preventing accretion of snow or ice and member preventing accretion of snow or ice using the same | Emerging Cross-Sectional Technologies | 6 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.