Michael Hoffman
14Patents
5h-index
17Co-inventors
63Inventor score
Filing activity: Sep 29, 1977 → Feb 11, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4103909A | Seal for a drive journal of a ball valve | Mechanical Engineering; Lighting; Heating | 39 | Expired |
| US6328003A | Internal combustion engine with a separately operable additional valve in the cylinder head and method of operating same | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5947062A | Restraint system for an animal and method of operating same | Human Necessities | 23 | Expired |
| US6691509B2 | Process for regenerating the catalytic activity of a catalyst that is located in the exhaust gas line of a diesel engine and that has at least one oxidizing function | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6727680B2 | Extended range power supply system | Chemistry; Metallurgy | 6 | Expired |
| US8409296B2 | Brow lift implant and method | Human Necessities | 4 | Active |
| US7104515B2 | Flexure elastomer antenna isolation system | Electricity | 4 | Expired |
| US8919273B1 | Wall-mounted valve | Performing Operations; Transporting | 4 | Active |
| US7776288B2 | Charging device for a tubular reactor | Performing Operations; Transporting | 3 | Active |
| US10539336B2 | Server-based thermostat control | Physics | 3 | Active |
| US7248228B2 | Flexure elastomer antenna isolation system | Electricity | 2 | Active |
| US11262094B2 | Method and device for direct communication with thermostat that is not in communication with LAN | Physics | 1 | Active |
| US11788756B2 | Method and device for direct communication with thermostat that is not in communication with LAN | Physics | 0 | Active |
| US12092350B2 | System, method and apparatus for using security sensors in connection with a thermostat | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.