Manfred Fortmann
7Patents
5h-index
7Co-inventors
52Inventor score
Filing activity: Jul 23, 1984 → May 13, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4848408A | Multi-layer compensator with spacers arranged between the layers | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US4683419A | Method and apparatus for detecting faults in a structure by measuring voltage drop between surface points thereof | Physics | 16 | Expired |
| US5721415A | Method and apparatus for determining an evaluation time interval and method and apparatus for assessing the quality of a spot weld based on a variation in temperature in the evaluation time interval | Performing Operations; Transporting | 12 | Expired |
| US5742023A | Method for monitoring a welding machine, method for regulating the welding machine and device for carrying out the method | Performing Operations; Transporting | 7 | Expired |
| US5399827A | Method and device for determining the temperature at a spot-welded joint and a method for assessing the quality of a spot-welded joint | Performing Operations; Transporting | 5 | Expired |
| US5726409A | Process and device for determining a temperature at a spot weld and process for evaluating the quality of the spot weld | Performing Operations; Transporting | 3 | Expired |
| US5318278A | Apparatus for making mixtures of reactive melts | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.