Robert Charles Shaffer
16Patents
5h-index
9Co-inventors
59Inventor score
Filing activity: Jul 1, 1976 → Oct 11, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4185043A | Polymers containing chemically bonded metal atoms | Chemistry; Metallurgy | 37 | Expired |
| US4087482A | Furfuryl alcohol modified polyester resins containing metal atoms | Chemistry; Metallurgy | 26 | Expired |
| US4321298A | Carbon fabrics sequentially resin coated with (1) a metal-containing composition and (2) a boron-containing composition are laminated and carbonized | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4343922A | Polymers containing chemically bonded metal atoms | Chemistry; Metallurgy | 25 | Expired |
| US4101354A | Coating for fibrous carbon material in boron containing composites | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4284744A | Polymers containing chemically bonded metal atoms | Chemistry; Metallurgy | 5 | Expired |
| US4288568A | Elastomers containing chemically bonded metal atoms | Chemistry; Metallurgy | 2 | Expired |
| US4164601A | Coating for fibrous carbon material in boron containing composites | Emerging Cross-Sectional Technologies | 2 | Expired |
| US10073062B2 | System and method for inspecting flange connections | Physics | 1 | Active |
| US4302392A | Polymers containing chemically bonded metal atoms | Chemistry; Metallurgy | 1 | Expired |
| US10126269B2 | System and method for inspecting fasteners | Physics | 1 | Active |
| US9658193B2 | Rolling phased array ultrasonic scanner | Physics | 1 | Active |
| US10481132B2 | System and method for inspecting flange connections | Physics | 0 | Active |
| US9027406B2 | Transducer apparatus and method for assembling a transducer apparatus | Emerging Cross-Sectional Technologies | 0 | Active |
| US11125724B2 | System and method for inspecting fasteners | Physics | 0 | Active |
| US10302598B2 | Corrosion and crack detection for fastener nuts | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.