Thomas A. Perry
54Patents
11h-index
78Co-inventors
81Inventor score
Filing activity: Sep 28, 1990 → May 7, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5631093A | Magnetically coded device | Emerging Cross-Sectional Technologies | 145 | Expired |
| US5492572A | Method for thermomagnetic encoding of permanent magnet materials | Emerging Cross-Sectional Technologies | 79 | Expired |
| US5570016A | Method and apparatus for detecting crankshaft angular position | Physics | 34 | Expired |
| US5089060A | Thermomagnetically patterned magnets and method of making same | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5907105A | Magnetostrictive torque sensor utilizing RFe.sub.2 -based composite materials | Physics | 26 | Expired |
| US5283130A | Thermomagnetically patterned magnets and method of making same | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5491632A | Rotary encoder with neutral position | Performing Operations; Transporting | 19 | Expired |
| US6715767B1 | Angled gap compression rings with end relief | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| USD365486S | Combined play pen pad and bumper guard | General | 13 | Expired |
| US5434784A | Vehicle steering wheel position sensing apparatus | Performing Operations; Transporting | 12 | Expired |
| US8347485B2 | Centrifugally-cast shorted structure for induction motor rotors | Emerging Cross-Sectional Technologies | 11 | Active |
| US5091021A | Magnetically coded device and method of manufacture | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5738182A | Power steering apparatus for motor vehicle and method for making the same | Performing Operations; Transporting | 9 | Expired |
| US8065986B2 | Pre-lubrication of an internal combustion engine based upon likely vehicle usage | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US7354528B2 | Magnetorheological fluid compositions | Electricity | 5 | Active |
| US9839971B2 | Resistance spot welding steel and aluminum workpieces with hot welding electrode at aluminum workpiece | Performing Operations; Transporting | 5 | Active |
| US8523045B2 | Method of joining copper conductors | Performing Operations; Transporting | 5 | Active |
| US8448334B2 | Forming self-healing insulation for magnet wire | Emerging Cross-Sectional Technologies | 4 | Active |
| US5916459A | Method of matching magnetoresistors in a sensor assembly | Physics | 4 | Expired |
| US5492571A | Thermomagnetic encoding method and articles | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7240576B1 | Corrosion resistant weldable bosses | Emerging Cross-Sectional Technologies | 4 | Expired |
| US11007713B2 | High throughput additive manufacturing system | Emerging Cross-Sectional Technologies | 3 | Active |
| US8002473B2 | Sealed split ring crankshaft bearing | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8910371B2 | Method for fabricating an induction rotor | Emerging Cross-Sectional Technologies | 3 | Active |
| US8312914B2 | Method, mold, and mold system for forming rotors | Performing Operations; Transporting | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.