Peter Hamstra
4Patents
4h-index
5Co-inventors
39Inventor score
Filing activity: May 1, 2001 → May 9, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7191032B2 | Methods of and apparatus for forming hollow metal articles | Performing Operations; Transporting | 26 | Expired |
| US6802196B2 | Methods of and apparatus for pressure-ram-forming metal containers and the like | Emerging Cross-Sectional Technologies | 25 | Expired |
| US7107804B2 | Methods of and apparatus for pressure-ram-forming metal containers and the like | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6442988B1 | Methods of spin forming initially cylindrical containers and the like | Performing Operations; Transporting | 20 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.