John Leonard
9Patents
3h-index
8Co-inventors
50Inventor score
Filing activity: Sep 6, 1994 → Oct 25, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6691989B1 | Variable rate air spring assembly | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US5839709A | Holding device for containers of maintenance fluids in attachment with an upright handle of a mobile floor maintenance apparatus | Human Necessities | 8 | Expired |
| USD367749S | Supply rack | General | 3 | Expired |
| US6627810B2 | Magnetic shield for optical gyroscopes | Electricity | 2 | Expired |
| US9227030B2 | Enhanced eductor design | Human Necessities | 2 | Active |
| US10317214B2 | Inertial odometry with retroactive sensor calibration | Physics | 2 | Active |
| US7825654B2 | Calibration of a generator device | Emerging Cross-Sectional Technologies | 1 | Active |
| US5554843A | Optical element driving mechanism | Physics | 1 | Expired |
| US9610415B2 | Enhanced eductor design | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.