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Patents
Below is a list of patents issued to Elsyn employees. Click the patent number to view a PDF of the
first page of the patent. All patents are available from the US Patent and Trademark
Office full text and image database website.
Note: The Adobe Reader is required to view these files. Download it here.
Number |
Patent Title |
| #4,129,855 | Animal Identification System |
| #4,215,410 | Solar Tracker |
| #4,247,758 | Animal Identification and Estrous Detection System |
| #4,455,610 | Self-contained Estrous Detection Tag |
| #5,152,252 | Water Treatment Control System for a Boiler |
| #5,294,916 | Water Treatment Controller for an Evaporative Condenser |
| #5,446,682 | System for Calibrating a Line Isolation Monitor |
| #5,448,491 | Monitor for an Ungrounded System |
| #5,450,328 | System for Measuring Line to Ground Impedance |
| #6,546,344 | Magnetic Anomaly Sensor System |
| #7,040,566 | Dispenser with Material-Recognition Apparatus and Material-Recognition Method |
| #7,084,592 | Method and Apparatus for Controlling a DC Motor by Counting Current Pulses |
| #7,296,765 | Automatic Dispensers |
| #7,594,622 | Method and Apparatus for Controlling a Dispenser to Conserve Towel Dispensed Therefrom |
| #7,963,475 | Method and Apparatus for Controlling a Dispenser and Detecting a User |