The IDOD Trust
10Patents
0Active
10Granted
30Portfolio score
Filing activity: Jun 24, 1993 → Jun 22, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5474227A | Method of forming seamed metal tube | Chemistry; Metallurgy | 33 | Expired |
| US5344062A | Method of forming seamed metal tube | Performing Operations; Transporting | 20 | Expired |
| US5732874A | Method of forming seamed metal tube | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6018859A | Method of forming seamed metal tube | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5860204A | Continuous tube forming and coating | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6042659A | Method of coating the seams of a welded tube | Performing Operations; Transporting | 12 | Expired |
| US6290786A | Method and apparatus for coating the seams of welded tubes | Performing Operations; Transporting | 10 | Expired |
| US5915421A | Method of forming seamed metal tube | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5651819A | Continuous tube forming and coating | Emerging Cross-Sectional Technologies | 2 | Expired |
| USRE35378E | Method of forming seamed metal tube | General | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.