Robert D. Frey, Jr.
23Patents
7h-index
23Co-inventors
69Inventor score
Filing activity: Feb 12, 1997 → Apr 27, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6320173A | Ball tracking system and methods | Human Necessities | 113 | Expired |
| US5798519A | Method of and apparatus for golf driving range distancing using focal plane array | Human Necessities | 106 | Expired |
| US6093923A | Golf driving range distancing apparatus and methods | Human Necessities | 54 | Expired |
| US6774349B2 | Teaching and gaming golf feedback system and methods | Human Necessities | 33 | Expired |
| US6396041B1 | Teaching and gaming golf feedback system and methods | Human Necessities | 31 | Expired |
| US5925875A | Apparatus and method for compensating for fixed pattern noise in planar arrays | Electricity | 28 | Expired |
| US8324542B2 | Command method for spinning projectiles | Mechanical Engineering; Lighting; Heating | 12 | Active |
| US8624171B2 | Tail thruster control for projectiles | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US10989539B1 | Alignment of electrical devices using inertial measurement units | Performing Operations; Transporting | 3 | Active |
| US11168959B2 | Wing mounted seeker | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7307251B2 | Active background control for infrared cameras | Physics | 2 | Expired |
| US8146401B2 | Method and apparatus for in-flight calibration of gyroscope using magnetometer reference | Physics | 2 | Active |
| US7489351B2 | Dynamic range extension for focal plane arrays | Electricity | 2 | Active |
| US9933449B2 | Method and system of measurement of mach and dynamic pressure using internal sensors | Physics | 2 | Active |
| US9418430B2 | Method and apparatus for establishing a north reference for inertial measurement units using scene correlation | Physics | 2 | Active |
| US11725947B2 | Alignment of electrical devices using inertial measurement units | Performing Operations; Transporting | 1 | Active |
| US9857198B2 | Apparatus and method for inertial sensor calibration | Physics | 1 | Active |
| US10077972B1 | SAL seeker with spatial and temporal sensors | Physics | 1 | Active |
| US9207328B2 | System and method for determination of attitude for projectile | Physics | 1 | Active |
| US9157714B1 | Tail thruster control for projectiles | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US8390802B2 | Distributed array semi-active laser designator sensor | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9778365B2 | Single receiver GPS pointing vector sensing | Physics | 0 | Active |
| US11460272B1 | Dual mode semi-active laser seeker and imaging system | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.