Francois Lange
9Patents
6h-index
5Co-inventors
48Inventor score
Filing activity: Feb 5, 1980 → Nov 14, 1988
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4312009A | Device for projecting ink droplets onto a medium | Performing Operations; Transporting | 121 | Expired |
| US4564932A | Method of fabrication of a protected optical disk and a disk obtained by said method | Performing Operations; Transporting | 30 | Expired |
| US4900272A | Contact frame for an IC card reader | Physics | 29 | Expired |
| US4644520A | Protected optical disk of welded construction | Performing Operations; Transporting | 10 | Expired |
| US4551733A | Protected optical disc comprising a flexible closure element | Physics | 9 | Expired |
| US4452748A | Process for obtaining a copy disk from an original recording carried by a matrix | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4500486A | Method for removal of a data carrier disk after molding | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4536868A | Protected optical disk with a free layer holder | Physics | 3 | Expired |
| US4588369A | Apparatus for removal of a data carrier disk after molding | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.