Carl M. Springer
5Patents
5h-index
3Co-inventors
48Inventor score
Filing activity: Mar 27, 1980 → Mar 15, 1989
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4375865A | Color change system for spray coating apparatus | Performing Operations; Transporting | 40 | Expired |
| US4337282A | Color change system for spray coating apparatus | Performing Operations; Transporting | 30 | Expired |
| US4458709A | Method and apparatus for measuring and controlling fluid flow rates | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4953403A | Positive displacement flushable flow meter | Physics | 24 | Expired |
| US4400147A | Flushable rotary gear pump | Mechanical Engineering; Lighting; Heating | 20 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.