James A. Cairns
26Patents
14h-index
38Co-inventors
81Inventor score
Filing activity: Jul 2, 1973 → Jan 17, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8635309B2 | Methods and apparatus to change a feature set on data collection devices | Physics | 548 | Active |
| US4098722A | Methods of fabricating bodies | Emerging Cross-Sectional Technologies | 92 | Expired |
| US4096095A | Catalyst of a coating on an alloy substrate | Mechanical Engineering; Lighting; Heating | 49 | Expired |
| US7946493B2 | Wireless bar code transaction device | Electricity | 41 | Active |
| US4046712A | Catalysts sputtered on substantially nonporous low surface area particulate supports | Mechanical Engineering; Lighting; Heating | 41 | Expired |
| US4297246A | Method of producing dense refractory oxide coatings on metallic substrates and the production of catalysts from the coated substrates | Emerging Cross-Sectional Technologies | 34 | Expired |
| US3969082A | Apparatus for purifying exhaust waste gases | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US5899678A | Oxidation and/or combustion catalyst for use in a catalytic exhaust system and process for its preparation | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6626983B1 | Method and apparatus for removing particulates | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5059575A | Catalyst for the oxidation of carbonaceous particulates and method of making the catalyst | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US3966645A | Catalyst | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4397772A | Catalyst supports and fluid treatment devices | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4528212A | Coated ceramic substrates for mounting integrated circuits | Electricity | 16 | Expired |
| US7717343B2 | High-efficiency illumination in data collection devices | Physics | 15 | Active |
| US3957692A | Method of preparing a catalyst | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US8282004B2 | Focusing apparatus and terminal comprising variable focus lens assembly | Physics | 14 | Active |
| US8261992B2 | Cellular camera phone | Electricity | 12 | Active |
| US5821017A | Method of deposition | Physics | 10 | Expired |
| US4397770A | Method of preparing a catalyst | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US6071676A | Method of deposition | Physics | 8 | Expired |
| US10242017B2 | Methods and apparatus to change a feature set on data collection devices | Physics | 7 | Active |
| US4330436A | Catalyst supports and fluid treatment devices | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4427721A | Method of coating steel substrates to reduce carbonaceous deposition thereon | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4720419A | Substrates for electronic devices | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4428864A | Coating of substrates | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.