Thomas J. Davis
24Patents
10h-index
22Co-inventors
75Inventor score
Filing activity: Jul 30, 1975 → Feb 14, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4303885A | Digitally controlled multifrequency eddy current test apparatus and method | Physics | 92 | Expired |
| US4882806A | Counterbalancing torsion spring mechanism for devices which move up and down and method of setting the torsion springs thereof | Fixed Constructions | 88 | Expired |
| US4467281A | Multi frequency eddy current test apparatus with intermediate frequency processing | Physics | 67 | Expired |
| US4170142A | Linear transducer array and method for both pulse-echo and holographic acoustic imaging | Physics | 30 | Expired |
| US4203069A | Method and apparatus for non-destructively testing electrically conductive elongate cylindrical components using an eddy current producing coil with a rotor to concentrate the magnetic field in a selected area | Physics | 20 | Expired |
| US5392292A | Configurable spare memory chips | Physics | 17 | Expired |
| US4006625A | Amplitude sorting of oscillatory burst signals by sampling | Physics | 16 | Expired |
| US8000936B2 | Data analysis system for determining coating conditions of a buried pipeline | Emerging Cross-Sectional Technologies | 15 | Active |
| US4528506A | Ferromagnetic resonance probe liftoff suppression apparatus | Physics | 12 | Expired |
| US4194240A | Precision envelope detector and linear rectifier circuitry | Physics | 10 | Expired |
| US4476434A | Non-destructive testing method and apparatus utilizing phase multiplication holography | Physics | 10 | Expired |
| US6532684B1 | System for cleaning pressurized containers | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4289987A | Magnetostrictive non-contacting pressure detection system | Electricity | 10 | Expired |
| US4190895A | Method and apparatus for rotating cartesian coordinate signals | Physics | 9 | Expired |
| US7940062B1 | Method and apparatus for estimating the condition of a coating on an underground pipeline | Physics | 9 | Active |
| US7627947B2 | Method for making a multilayered circuitized substrate | Emerging Cross-Sectional Technologies | 4 | Active |
| US7880484B2 | Method and apparatus for estimating the condition of a coating on an underground pipeline | Physics | 3 | Active |
| US6793740B1 | Method for cleaning pressurized containers containing moisture sensitive chemicals | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US8517402B2 | Wheelbarrow mounted yard waste bag system | Performing Operations; Transporting | 3 | Active |
| US7924032B1 | Method for fabricating pipeline coating samples containing synthetic disbonds for estimating a condition of a coating of an underground pipeline | Physics | 3 | Active |
| US7149962B1 | System and method for providing a gauge table | Physics | 1 | Expired |
| US10414533B2 | Bag accessory holder | Performing Operations; Transporting | 1 | Active |
| US7876110B2 | Method and apparatus for simulating electrical characteristics of a coated segment of a pipeline | Physics | 1 | Active |
| US6926776B1 | Method for cleaning pressurized containers containing chlorine gas or sulfur dioxide gas | Mechanical Engineering; Lighting; Heating | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.