Cheryl M. Frey
15Patents
13h-index
20Co-inventors
74Inventor score
Filing activity: Jun 7, 1995 → Oct 14, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5691846A | Ultra-flexible retroreflective cube corner composite sheetings and methods of manufacture | Emerging Cross-Sectional Technologies | 305 | Expired |
| US5706132A | Dual orientation retroreflective sheeting | Physics | 116 | Expired |
| US5763049A | Formed ultra-flexible retroreflective cube-corner composite sheeting with target optical properties and method for making same | Emerging Cross-Sectional Technologies | 80 | Expired |
| US5948488A | Glittering cube-corner article | Emerging Cross-Sectional Technologies | 77 | Expired |
| US5936770A | Dual orientation retroreflective sheeting | Physics | 74 | Expired |
| US5840405A | Glittering cube-corner retroreflective sheeting | Emerging Cross-Sectional Technologies | 65 | Expired |
| US5754338A | Structured retroreflective sheeting having a rivet-like connection | Emerging Cross-Sectional Technologies | 58 | Expired |
| US5770124A | Method of making glittering cube-corner retroreflective sheeting | Human Necessities | 54 | Expired |
| US5882796A | Bonded structured retroreflective sheeting | Emerging Cross-Sectional Technologies | 51 | Expired |
| US5784197A | Ultra-flexible retroreflective sheeting with coated back surface | Physics | 48 | Expired |
| US6280822A | Cube corner cavity based retroeflectors with transparent fill material | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5814355A | Mold for producing glittering cube-corner retroreflective sheeting | Human Necessities | 32 | Expired |
| US5910858A | Retroreflective sheeting with coated back surface | Physics | 29 | Expired |
| US7452588B2 | Cube corner cavity based retroreflectors with transparent fill material | Emerging Cross-Sectional Technologies | 1 | Expired |
| US8596801B2 | Cube corner cavity based retroreflectors with transparent fill material | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.