John Ruhl
8Patents
4h-index
16Co-inventors
50Inventor score
Filing activity: Mar 14, 2003 → Jan 18, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10065914B1 | Thermolysis of polypropiolactone to produce acrylic acid | Performing Operations; Transporting | 27 | Active |
| US7011693B2 | Control of a hydrogen purifying pressure swing adsorption unit in fuel processor module for hydrogen generation | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7399326B2 | Carbon monoxide clean-up in a PEM fuel cell system | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7276095B2 | Fuel processor module for hydrogen production for a fuel cell engine using pressure swing adsorption | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7592083B2 | Integrated air supply with humidification control for fuel cell power systems | Emerging Cross-Sectional Technologies | 3 | Active |
| US7651799B2 | Air humidification for fuel cell applications | Emerging Cross-Sectional Technologies | 3 | Active |
| US11351519B2 | Absorbent polymers, and methods and systems of producing thereof and uses thereof | Performing Operations; Transporting | 1 | Active |
| US11447457B2 | Methods and systems for treatment of ethylene oxide | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.