James E. Lewis
18Patents
8h-index
22Co-inventors
72Inventor score
Filing activity: Dec 14, 1978 → Oct 13, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6874420B2 | System and method for register mark recognition | Emerging Cross-Sectional Technologies | 91 | Expired |
| US6166366A | System and method for monitoring and controlling the deposition of pattern and overall material coatings | Physics | 34 | Expired |
| US5379714A | Underwater vehicle | Performing Operations; Transporting | 25 | Expired |
| US4624773A | Large pore catalysts for heavy hydrocarbon conversion | Performing Operations; Transporting | 21 | Expired |
| US4431749A | Large pore catalysts for heavy hydrocarbon conversion | Performing Operations; Transporting | 19 | Expired |
| US4322802A | Control apparatus for adjusting the position of a workpiece | Performing Operations; Transporting | 19 | Expired |
| US5266274A | Oxygen control system for a sulfur recovery unit | Chemistry; Metallurgy | 13 | Expired |
| US4482972A | Distance sensing apparatus and method | Physics | 12 | Expired |
| US4193900A | Fire carcass resilient rubber compositions | Chemistry; Metallurgy | 5 | Expired |
| US6173682A | Tubesheet and tube protector device and a method for making such a device | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4536281A | Large pore catalysts for heavy hydrocarbon conversion | Performing Operations; Transporting | 4 | Expired |
| US5821428A | Sealed observation element for sulfur recovery unit | Physics | 3 | Expired |
| US8423308B2 | Multi-circuit direct current monitor with Modbus serial output | Emerging Cross-Sectional Technologies | 2 | Active |
| US8458018B1 | Electronic trading system and method for marketing products and services | Physics | 1 | Active |
| US8407019B2 | Multi-circuit direct current monitor with modbus serial output | Emerging Cross-Sectional Technologies | 0 | Active |
| US8480409B2 | Method for RF connector grounding | Emerging Cross-Sectional Technologies | 0 | Active |
| US10835449B2 | Modular components for medical devices | Human Necessities | 0 | Active |
| US11877979B2 | Modular components for medical devices | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.