John Vander Horst
10Patents
4h-index
1Co-inventors
50Inventor score
Filing activity: Nov 7, 1974 → Jun 21, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7389688B1 | Indirect liquid level measurement | Physics | 19 | Expired |
| US3945465A | Multi-function air treatment unit | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7150538B2 | Detachable extension mirror | Performing Operations; Transporting | 6 | Expired |
| US4370101A | Constant delivery inertia pump | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US9797761B2 | Recreational vehicle wastewater tank measurement system and method | Physics | 3 | Active |
| US4278396A | Hub seals for thrust-assisted centrifugal pump | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US8410948B2 | Recreational vehicle holding tank sensor probe | Physics | 2 | Active |
| US9534945B2 | Rotary valve multi-tank indirect liquid level measurement system and method for wastewater tanks in a recreational vehicle | Physics | 2 | Active |
| USD528952S1 | Attachable mirror for transport applications | General | 1 | Expired |
| US12259266B1 | Multi-tank indirect liquid level measurement system and method for holding tanks in a recreational vehicle | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.