Stephen Christensen
31Patents
10h-index
24Co-inventors
75Inventor score
Filing activity: Sep 30, 1986 → May 28, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5686038A | Resin transfer molding of composite materials that emit volatiles during processing | Performing Operations; Transporting | 34 | Expired |
| US4765942A | Method of consolidating thermoplastic poly(amide-imide) components | Performing Operations; Transporting | 34 | Expired |
| US5717191A | Structural susceptor for thermoplastic welding | Performing Operations; Transporting | 32 | Expired |
| US4869770A | Method and apparatus for laminating composite materials | Performing Operations; Transporting | 31 | Expired |
| US6323468A | Static coil apparatus and method for welding thermoplastic composite structures | Performing Operations; Transporting | 24 | Expired |
| US8678316B2 | Amorphous metal riblets | Emerging Cross-Sectional Technologies | 20 | Active |
| US5705795A | Gap filling for thermoplastic welds | Performing Operations; Transporting | 15 | Expired |
| US6033203A | Tooling for vibration assisted processing of viscous thermoplastics | Performing Operations; Transporting | 13 | Expired |
| US6602810B1 | Method for alleviating residual tensile strain in thermoplastic welds | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6592799B1 | Vibration assisted processing of viscous thermoplastics | Performing Operations; Transporting | 11 | Expired |
| US6827896B2 | Vibration assisted processing of viscous thermoplastics | Performing Operations; Transporting | 10 | Expired |
| US4898754A | Poly(amide-imide) prepreg and composite processing | Emerging Cross-Sectional Technologies | 9 | Expired |
| US8862437B1 | Multi-scale modeling of composite structures | Physics | 6 | Active |
| US7745549B2 | Distortional matrix of epoxy resin and diamine | Chemistry; Metallurgy | 5 | Active |
| US9020786B2 | Analyzing structural durability in the frequency domain | Emerging Cross-Sectional Technologies | 4 | Active |
| US7985808B2 | Distortional matrix of epoxy resin and diamine | Chemistry; Metallurgy | 4 | Active |
| US4816727A | Vibratory interference sensor | Physics | 3 | Expired |
| US10309883B2 | Analyzing structural durability in the frequency domain | Emerging Cross-Sectional Technologies | 1 | Active |
| US9309353B2 | Formulation methodology for distortional thermosets | Chemistry; Metallurgy | 1 | Active |
| US4804896A | Vibratory interference sensor | Physics | 1 | Expired |
| US9938372B2 | Formulation methodology for distortional thermosets | Chemistry; Metallurgy | 1 | Active |
| US9656743B2 | Amorphous metal riblets | Emerging Cross-Sectional Technologies | 1 | Active |
| US10059068B2 | Composite structure and method of forming thereof | Performing Operations; Transporting | 0 | Active |
| US9517606B2 | Composite structure and method of forming thereof | Emerging Cross-Sectional Technologies | 0 | Active |
| US11718707B2 | Epoxy resin | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.