Jörg Hehmann
12Patents
6h-index
6Co-inventors
55Inventor score
Filing activity: Sep 19, 1996 → Apr 11, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6081635A | Microoptical module with a WDM filter and an optical isolator for fiber-optic amplifier systems | Physics | 28 | Expired |
| US6064781A | Micro-optic device with means for precisely positioning micro-optic components | Physics | 15 | Expired |
| US5818994A | Device for the unadjusted coupling of a number of optical waveguides to a laser array | Physics | 15 | Expired |
| US8625987B2 | Monitoring method for a passive optical network | Electricity | 12 | Active |
| US7684699B2 | Optical transceiver module for monitoring an optical fiber and method for making available measuring data from monitoring an optical fiber | Electricity | 8 | Active |
| US8452173B2 | Optical network, monitoring unit and monitoring method | Electricity | 6 | Active |
| US8467677B2 | Method for monitoring a passive optical network using monitoring units | Emerging Cross-Sectional Technologies | 3 | Active |
| US6077449A | Method of checking the accuracy of the result of a multistep etching process | Emerging Cross-Sectional Technologies | 0 | Expired |
| US8180217B2 | Method for coordinating measurements and calibrations in a passive optical network | Electricity | 0 | Active |
| US9706275B2 | Method and apparatuses for performing network functions in a passive optical network | Electricity | 0 | Active |
| US6379778B1 | Method of checking the accuracy of the result of a multistep etching process | Emerging Cross-Sectional Technologies | 0 | Expired |
| US8681962B2 | Method for a telecommunication's network, central office, and network terminating unit | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.