Katsunari Oikawa
3Patents
0Active
3Granted
22Portfolio score
Filing activity: Feb 28, 2002 → May 18, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6761853B2 | Free-cutting tool steel | Chemistry; Metallurgy | 4 | Expired |
| US7297214B2 | Free cutting alloy | Chemistry; Metallurgy | 3 | Expired |
| US7381369B2 | Free cutting alloy | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.