Robert D. Evans
23Patents
12h-index
22Co-inventors
81Inventor score
Filing activity: Mar 12, 1980 → Apr 21, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4720383A | Softening and conditioning fibers with imidazolinium compounds | Textiles; Paper | 149 | Expired |
| US5604813A | Industrial headset | Electricity | 64 | Expired |
| US6487800B1 | Manually operated coupler for work tools | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4849270A | Tufting process and apparatus for manufacturing weatherstripping | Emerging Cross-Sectional Technologies | 33 | Expired |
| US5080759A | Method for controlling stickies in pulp and papermaking processes using recycled paper | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4524820A | Apparatus for providing improved slurry cast structures by hot working | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4624878A | Weatherstripping produced by tufting with flattened knuckles | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5992062A | High penetration bucket arrangement | Fixed Constructions | 18 | Expired |
| US5347003A | Methods for regenerating a sulfur scavenging compound from a product of a sulfur scavenging reaction | Chemistry; Metallurgy | 17 | Expired |
| US4699818A | Weatherstripping including method and apparatus for the manufacturing thereof | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4604292A | X-ray mask blank process | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4950361A | Process for controlling pitch deposits in the pulp and papermaking processes with zirconium (IV) compound | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4406310A | Secondary carpet backing fabrics | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5318711A | Method for lubricating metal-metal contact systems in metalworking operations with cyclohexyl esters | Chemistry; Metallurgy | 7 | Expired |
| US4637948A | Tufted weatherstripping with barrier fin | Emerging Cross-Sectional Technologies | 6 | Expired |
| US9044028B2 | Non-penetrating captive bolt animal processing | Human Necessities | 3 | Active |
| US4713130A | Tufting process and apparatus for manufacturing weatherstripping | Emerging Cross-Sectional Technologies | 3 | Expired |
| USD451416S | Electronic article security tag | General | 2 | Expired |
| USD367499S | Casino game | General | 1 | Expired |
| US9087466B1 | Display for mounted tire | Physics | 0 | Active |
| US7205179B2 | Hydrogen diffusion hybrid port and method of making | Electricity | 0 | Expired |
| US4985120A | Method for controlling pitch deposits in pulp and papermaking processes with organotitanium (IV) compound | Emerging Cross-Sectional Technologies | 0 | Expired |
| US6919623B2 | Hydrogen diffusion hybrid port and method of forming | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.