Hideki Sugiyama
1Patents
0Active
1Granted
19Portfolio score
Filing activity: Dec 27, 2001 → Dec 27, 2001
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6730428B1 | Method of recycling lead-acid storage battery | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.