William Phillips
19Patents
10h-index
23Co-inventors
72Inventor score
Filing activity: Nov 19, 1973 → Jul 1, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4343890A | Method for making planar optical waveguide comprising thin metal oxide film incorporating a relief phase grating | Physics | 30 | Expired |
| US4227769A | Planar optical waveguide comprising thin metal oxide film incorporating a relief phase grating | Physics | 21 | Expired |
| US6212148A | Optical data storage by selective localized alteration of a format hologram | Physics | 20 | Expired |
| US4056304A | Light modulation employing single crystal optical waveguides of niobium-doped lithium tantalate | Physics | 17 | Expired |
| US4052119A | Crystals for recording phase holograms | Physics | 16 | Expired |
| US3932299A | Method for the reduction of iron in iron-doped lithium niobate crystals | Physics | 15 | Expired |
| US4182152A | Grid sleeve bulge tool | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4037005A | Method of making optical waveguides and product by the process | Physics | 11 | Expired |
| US4229259A | Grid sleeve bulge tool | Emerging Cross-Sectional Technologies | 11 | Expired |
| US3997687A | Method of preparing optical waveguides | Physics | 10 | Expired |
| US3933504A | Photochromic lithium niobate and method for preparing same | Physics | 10 | Expired |
| US7928045B2 | Stabilizing compositions for lubricants | Chemistry; Metallurgy | 8 | Active |
| US4163731A | Fire resistant functional fluid compositions based on phosphate esters and substituted aromatic compounds | Chemistry; Metallurgy | 8 | Expired |
| US3956289A | Antioxidant composition | Chemistry; Metallurgy | 8 | Expired |
| US8655882B2 | Method and system for ontology candidate selection, comparison, and alignment | Physics | 7 | Active |
| US4155055A | Wave device having a reverse domain grating | Electricity | 3 | Expired |
| US6358895B1 | Fluid treatment process | Performing Operations; Transporting | 3 | Expired |
| US4142163A | Surface acoustic wave device with reduced spurious responses | Emerging Cross-Sectional Technologies | 1 | Expired |
| US10720960B2 | System and method of digital signal processing | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.