Matthew P. Mitchell
22Patents
8h-index
12Co-inventors
72Inventor score
Filing activity: Oct 29, 1984 → Jan 7, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5429177A | Foil regenerator | Mechanical Engineering; Lighting; Heating | 41 | Expired |
| US6347453B1 | Assembly method for concentric foil regenerators | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5966943A | Pulse tube refrigerator | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| USD851259S1 | Face cradle | General | 16 | Active |
| US5966942A | Pulse tube refrigerator | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US4926639A | Sibling cycle piston and valving method | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6442947B1 | Double inlet arrangement for pulse tube refrigerator with vortex heat exchanger | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4622813A | Stirling cycle engine and heat pump | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US6109041A | Pulse tube refrigerator | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US7887007B2 | High-altitude long-endurance airship | Performing Operations; Transporting | 6 | Active |
| US6854509B2 | Foil structures for regenerators | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6619046B1 | Pulse tube liner | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6745822B1 | Concentric foil structure for regenerators | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6732785B2 | Tab joint in etched foil regenerator | Emerging Cross-Sectional Technologies | 3 | Expired |
| US10251315B1 | Apparatuses and methods for cooling high density arrays of non-volatile memory mass storage devices | Physics | 3 | Active |
| US9867749B2 | Facial cradle | Human Necessities | 3 | Active |
| US7174721B2 | Cooling load enclosed in pulse tube cooler | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US11489245B2 | Antenna system with deployable and adjustable reflector | Electricity | 1 | Active |
| US7114549B2 | Foil structure for regenerators | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US11239567B2 | Antenna | Electricity | 1 | Active |
| US11749898B2 | Antenna | Electricity | 0 | Active |
| US12265883B2 | Optomechanical interface for spin qubits | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.