Hans-Dieter Wilhelm
20Patents
7h-index
30Co-inventors
69Inventor score
Filing activity: May 29, 1979 → Dec 13, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4509668A | Pneumatically operable fastener driving tool | Performing Operations; Transporting | 41 | Expired |
| US6610433B1 | Fuel tank | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6160237A | Friction welding process for mounting blades of a rotor for a flow machine | Performing Operations; Transporting | 13 | Expired |
| US6463965B1 | Arrangement for storing fuel and method for operating a fuel tank | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6471466B2 | Feed pump | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US6403243B1 | Fuel cell system and method of regenerating a filter element in a fuel cell system | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5274894A | Machine for the automatic drawing-in of warp threads | Physics | 8 | Expired |
| US6696186B1 | Humidifying device for a fuel cell, method for humidifying a fuel cell membrane and fuel cell | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5174000A | Apparatus for singularizing drop-wires in warp-thread drawing-in machines | Textiles; Paper | 6 | Expired |
| US4252261A | Pneumatic fastener driving tool | Performing Operations; Transporting | 6 | Expired |
| US6231300A | Peripheral pump | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6481958B1 | Side channel pump | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6541143B2 | Fuel cell system with a device for supplying fuel | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6425377B1 | Fuel delivery unit | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6447242B1 | Feed pump | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US5361467A | Drop wire handling apparatus for warp yarn drawing-in machine | Textiles; Paper | 3 | Expired |
| US6548930B1 | Electric motor | Electricity | 3 | Expired |
| US5355566A | Machine for the automatic drawing-in of warp threads | Textiles; Paper | 3 | Expired |
| US6942446B2 | Feed pump | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US5249339A | Apparatus for drawing in warp threads | Textiles; Paper | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.