Donald R. Bush
10Patents
4h-index
14Co-inventors
57Inventor score
Filing activity: May 22, 1987 → May 28, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4773687A | Wafer handler | Emerging Cross-Sectional Technologies | 44 | Expired |
| US6851658B2 | Control valve trim and bore seal | Emerging Cross-Sectional Technologies | 21 | Expired |
| US7320340B2 | Fluid pressure reduction devices | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US7578314B2 | Seal assembly for a fluid pressure control device | Emerging Cross-Sectional Technologies | 5 | Active |
| US7681594B2 | Control valve having “C” seal | Emerging Cross-Sectional Technologies | 4 | Active |
| US10500672B2 | Methods and apparatus for welding work pieces having dissimilar compositions | Performing Operations; Transporting | 3 | Active |
| US8011386B2 | Control valve having “C” seal | Emerging Cross-Sectional Technologies | 2 | Active |
| US7303179B2 | Split packing follower for use with valves | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US11465226B2 | Methods and apparatus for welding work pieces having dissimilar compositions | Performing Operations; Transporting | 1 | Active |
| US8550117B2 | Seal assembly for a fluid pressure control device | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.