Henriette Magna
9Patents
8h-index
13Co-inventors
62Inventor score
Filing activity: Oct 18, 1977 → Jul 17, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4405994A | Thermo-optic information writing process and information support for implementing this process | Physics | 38 | Expired |
| US4176277A | Thermosensitive data-carrier designed for the recording of information and a method of recording information on such a data-carrier | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4405862A | Thermosensitive data-carrier designed for the recording of information and a method of recording information on such a data-carrier | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5168485A | Device for optically reading optical recording medium | Physics | 15 | Expired |
| US4308545A | Protected optical disc | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5013394A | Method for detection of end of grinding of a thin layer magnetic head | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4380016A | Protected optical disc | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4586165A | Thermo-optic information writing process and information support for implementing this process | Physics | 8 | Expired |
| US4939835A | Method for achieving the planar surface of an active face for a magnetic recording/reading head | Emerging Cross-Sectional Technologies | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.