Frederick David King
19Patents
11h-index
11Co-inventors
69Inventor score
Filing activity: Sep 16, 1974 → Mar 24, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3981023A | Integral lens light emitting diode | Emerging Cross-Sectional Technologies | 80 | Expired |
| US4205899A | Optical cables | Performing Operations; Transporting | 60 | Expired |
| US4134642A | Optical fibre with increased security | Physics | 49 | Expired |
| US4154049A | Method and apparatus for forming optical cables | Physics | 43 | Expired |
| US4730892A | Optical fiber mechanical splice | Physics | 42 | Expired |
| US4248035A | Apparatus and method used in the assembly of fibre optic cables | Physics | 33 | Expired |
| US4090055A | Apparatus for manufacturing an optical fibre with plasma activated deposition in a tube | Emerging Cross-Sectional Technologies | 29 | Expired |
| US4195468A | Method and apparatus for use in the assembly of optical cables | Electricity | 23 | Expired |
| US4125389A | Method for manufacturing an optical fibre with plasma activated deposition in a tube | Performing Operations; Transporting | 18 | Expired |
| US4067642A | Reduction of modal and chromatic material dispersion in a multimode optical fiber | Electricity | 18 | Expired |
| US7307721B2 | Particle imaging system with a varying flow rate | Physics | 14 | Active |
| US3962714A | Semiconductor optical modulator | Electricity | 8 | Expired |
| US4165150A | Low loss directional coupling for optical fibres | Physics | 8 | Expired |
| US7379577B2 | Method and apparatus for particle measurement employing optical imaging | Physics | 6 | Active |
| US3959808A | Variable stripe width semiconductor laser | Electricity | 5 | Expired |
| US7217937B2 | Automatic identification of suspended particles | Physics | 5 | Expired |
| US7064826B2 | Digital optical measurement of particle populations using reduced magnification | Physics | 4 | Expired |
| US9360410B2 | Method and particle analyzer for determining a broad particle size distribution | Physics | 2 | Active |
| US8681215B2 | Method and particle analyzer for determining a broad particle size distribution | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.