Scheidweiler; Andreas
Patent Applications and Registrations
Patent applications and USPTO patent grants for Scheidweiler; Andreas.The latest application filed is for "optical smoke detector with active self-monitoring".
- Scheidweiler; Andreas - Maseltrangen CH
- Scheidweiler; Andreas - Jona CH
- Scheidweiler; Andreas - Uerikon CH
- Scheidweiler; Andreas - Stafa-Uerikon CH
- Scheidweiler; Andreas - Stafa CH
- Scheidweiler; Andreas - Staefa CH
| Patent | Date |
|---|---|
| Optical smoke detector with active self-monitoring Grant 5,381,130 - Thuillard , et al. January 10, 1 | 1995-01-10 |
| Alarm system Grant 4,757,303 - Scheidweiler July 12, 1 | 1988-07-12 |
| Method of transmitting measuring values in a monitoring system Grant 4,612,534 - Buehler , et al. September 16, 1 | 1986-09-16 |
| Method of and apparatus for signalling an alarm Grant 4,568,924 - Wuthrich , et al. February 4, 1 | 1986-02-04 |
| Method for transmitting measuring values in a fire alarm system and apparatus for the performance of the aforesaid method Grant 4,404,548 - Mueller , et al. September 13, 1 | 1983-09-13 |
| Duplex ionization-type fire sensor Grant 4,058,803 - Scheidweiler November 15, 1 | 1977-11-15 |
| Ionization-type fire sensor Grant 3,909,813 - Scheidweiler , et al. September 30, 1 | 1975-09-30 |
| Fire Detector And Method Employing Assymetrical Integrator Grant 3,872,449 - Scheidweiler March 18, 1 | 1975-03-18 |
| Smoke Detector With At Least One Smoke Measuring Chamber Grant 3,681,603 - Scheidweiler , et al. August 1, 1 | 1972-08-01 |
| Fire Alarm Systems Equipped With Circuit Monitoring Devices Grant 3,678,510 - Walthard , et al. July 18, 1 | 1972-07-18 |
| Ionization Fire Alarm With Insulation Monitoring System Grant 3,676,680 - Scheidweiler , et al. July 11, 1 | 1972-07-11 |
| Fire Alarm Device Grant 3,590,321 - Scheidweiler , et al. June 29, 1 | 1971-06-29 |
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