Emil Ackermann
3Patents
3h-index
—Co-inventors
33Inventor score
Filing activity: Sep 6, 1994 → Dec 18, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5510609A | Electrically controllable optical filter element | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6941577B2 | Antiglare device for welding protective masks | Human Necessities | 7 | Expired |
| US5854667A | Electrooptical filter cartridge and a method for manufacturing the same | Human Necessities | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.