| 5942976 |
Passive infrared intrusion detector and its use |
Dieter Wieser, Kurt Muller, Martin Allemann, Thomas Hessler |
1999-08-24 |
| 5451931 |
Optical smoke detector |
Kurt Muller, Peter Ryser, Dieter Wieser, Rino E. Kunz, Markus Rossi |
1995-09-19 |
| 4945501 |
Method for determining position within the measuring volume of a coordinate measuring machine and the like and system therefor |
Frederick K. Bell, Stephen Brown |
1990-07-31 |
| 4668080 |
Method and apparatus for forming large area high resolution patterns |
Hans P. Kleinknecht, Karl H. Knop |
1987-05-26 |
| 4663524 |
Apparatus for measuring parameters of light spots with a moving knife-edge mask |
Heinrich Meier |
1987-05-05 |
| 4601581 |
Method and apparatus of determining the true edge length of a body |
Robert Covey, Istvan Gorog, John P. Beltz |
1986-07-22 |
| 4585513 |
Method for removing glass support from semiconductor device |
Martin Ebnother, Helmut Schuetz |
1986-04-29 |
| 4576439 |
Reflective diffractive authenticating device |
Karl H. Knop, Martin Ebnother |
1986-03-18 |
| 4534620 |
Standardized multi-stack dielectric-layer filter blank and method for fabricating color-encoding filter therefrom |
Hans W. Lehmann |
1985-08-13 |
| 4523850 |
System for positioning a body |
Robert Covey |
1985-06-18 |
| 4464030 |
Dynamic accuracy X-Y positioning table for use in a high precision light-spot writing system |
Karl H. Knop |
1984-08-07 |
| 4417784 |
Multiple image encoding using surface relief structures as authenticating device for sheet-material authenticated item |
Karl H. Knop |
1983-11-29 |
| 4353622 |
Recording blank and method for fabricating therefrom diffractive subtractive filter metal embossing master |
James Kane |
1982-10-12 |
| 4213673 |
Projector for reading out color-encoded focused image holograms employing an optimum encoding scheme |
— |
1980-07-22 |