David L. Marsh
5Patents
2h-index
5Co-inventors
44Inventor score
Filing activity: Jan 25, 1989 → Oct 3, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5109350A | Evaluation system | Physics | 62 | Expired |
| US5740720A | Multiple-doughnut fryer system | Human Necessities | 2 | Expired |
| USD752256S1 | Illumination device | General | 0 | Active |
| US11807473B2 | Apparatus and methods for dynamically controlling the spacing of conveyed objects | Performing Operations; Transporting | 0 | Active |
| US12139350B2 | Apparatus and methods for dynamically controlling the spacing of conveyed objects | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.