Werner Geyer
73Patents
15h-index
82Co-inventors
87Inventor score
Filing activity: Jun 17, 1986 → Mar 31, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8028022B2 | Generating content recommendations from an online game | Human Necessities | 129 | Active |
| US7356772B2 | Multi-column user interface for managing on-line threaded conversations | Physics | 123 | Expired |
| US7822848B2 | Alert log activity thread integration | Physics | 54 | Active |
| US7921368B2 | Method and system for sensing and communicating updated status information for remote users accessible through an instant messaging system | Electricity | 50 | Expired |
| US7296023B2 | Method and apparatus for persistent real-time collaboration | Emerging Cross-Sectional Technologies | 46 | Expired |
| US5491899A | Tensioning arrangement for a saw chain | Emerging Cross-Sectional Technologies | 42 | Expired |
| US6314922A | Hand-held working tool | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5522143A | Tensioning arrangement for a saw chain of a motor-driven chain saw | Performing Operations; Transporting | 26 | Expired |
| US4846119A | Fuel injection pump for a two-stroke engine | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US5560345A | Start-assist device on a membrane carburetor | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US4700668A | Method of injecting fuel for two-stroke engine and apparatus therefor | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US4813391A | Arrangement for injecting fuel for a two-stroke engine | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US7168132B2 | Portable handheld work apparatus having thumb supports | Performing Operations; Transporting | 17 | Expired |
| US4932370A | Fuel injection arrangement | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5619779A | Device for smoothing down a running material web | Performing Operations; Transporting | 15 | Expired |
| US5284111A | Two-state internal combustion engine | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5197417A | Fuel injection pump for a two-stroke engine in a work apparatus such as a motor-driven chain saw | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US5419686A | Fuel pump for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US4976246A | Fuel-injection pump arrangement for a two-stroke engine of a handheld portable tool | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US7363888B2 | Two-stroke engine | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US5365893A | Fuel-injection arrangement for an internal combustion engine | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5307973A | Profiled rod for a web-spreading roller | Performing Operations; Transporting | 11 | Expired |
| US7513225B2 | Internal combustion engine | Mechanical Engineering; Lighting; Heating | 10 | Active |
| US5197418A | Fuel injection pump for a two-stroke engine | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5353754A | Fuel-injection arrangement for an internal combustion engine | Emerging Cross-Sectional Technologies | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.