| Patent | Date |
|---|
Process for manufacturing optical surfaces and shaping machine for carrying out this process
Grant 6,523,443 - Hof , et al. February 25, 2 | 2003-02-25 |
Coordinate measurement machine having a probe head and an electronic system for processing probe signals
Grant 5,526,576 - Fuchs , et al. June 18, 1 | 1996-06-18 |
Range-finding method and apparatus
Grant 5,353,228 - Geiss , et al. October 4, 1 | 1994-10-04 |
Method of measuring the effective instantaneous position of a slide-mounted probe element or tool
Grant 5,333,386 - Breyer , et al. August 2, 1 | 1994-08-02 |
Method and apparatus for non-contact measurement of object surfaces
Grant 5,251,156 - Heier , et al. October 5, 1 | 1993-10-05 |
Confocal laser-scanning ophthalmoscope
Grant D330,769 - Blaha , et al. November 3, 1 | 1992-11-03 |
Laser-protection spectacles
Grant D330,571 - Paysan , et al. October 27, 1 | 1992-10-27 |
Probe head of the switching type
Grant 5,111,592 - Aehnelt , et al. May 12, 1 | 1992-05-12 |
Probe head for a coordinate-measuring machine
Grant 5,083,379 - Enderle , et al. January 28, 1 | 1992-01-28 |
Work-contacting probe system for a coordinate-measuring instrument
Grant 5,024,003 - Breyer * June 18, 1 | 1991-06-18 |
Probe head of the switching type
Grant 5,018,278 - Aehnelt , et al. May 28, 1 | 1991-05-28 |
Probe head of the switching type
Grant 5,005,297 - Aehnelt , et al. April 9, 1 | 1991-04-09 |
Counterbalanced coordinate-measuring instrument
Grant 4,964,221 - Breyer , et al. October 23, 1 | 1990-10-23 |
Calibration-test member for a coordinate-measuring instrument
Grant 4,962,591 - Zeller , et al. October 16, 1 | 1990-10-16 |
Testing device and method of determining the uncertainty of measurement of coordinate-measuring instruments
Grant 4,884,348 - Zeller , et al. December 5, 1 | 1989-12-05 |
Probe head for a coordinate-measuring instrument
Grant 4,882,848 - Breyer , et al. November 28, 1 | 1989-11-28 |
Method and apparatus for the detection of helicopters
Grant 4,842,247 - Kurbitz , et al. June 27, 1 | 1989-06-27 |
Method and means for controlling a coordinate-measuring instrument
Grant 4,835,718 - Breyer , et al. May 30, 1 | 1989-05-30 |
Microscope
Grant D299,357 - Garnich , et al. January 10, 1 | 1989-01-10 |
Method and means for measuring guidance errors at one or more points along the length of a displacement-measuring system
Grant 4,758,720 - Aubele , et al. July 19, 1 | 1988-07-19 |
Laser-warning device for military vehicles
Grant 4,721,852 - Muller January 26, 1 | 1988-01-26 |
Motorized focus drive for a microscope
Grant 4,695,137 - Jorgens , et al. September 22, 1 | 1987-09-22 |
Microscope with correlatable fixation target
Grant 4,614,411 - Horenz September 30, 1 | 1986-09-30 |
Spectacle lens having astigmatic power
Grant 4,613,217 - Fuerter , et al. September 23, 1 | 1986-09-23 |
Multi-focal spectacle lens with a dioptric power varying progressively between different zones of vision
Grant 4,606,622 - August 19, 1 | 1986-08-19 |
Method and apparatus for determining and correcting guidance errors
Grant 4,587,622 - Herzog May 6, 1 | 1986-05-06 |
Liquid-crystal display for microscopes
Grant 4,567,478 - Schwab January 28, 1 | 1986-01-28 |
Method and device for structural, superficial and deep analysis of a body
Grant 4,557,607 - Busse December 10, 1 | 1985-12-10 |
Optical control circuit for electrochromic layers
Grant 4,529,873 - Ballmer , et al. July 16, 1 | 1985-07-16 |
Method of calibrating probe pins on multicoordinate measurement machines
Grant 4,523,450 - Herzog June 18, 1 | 1985-06-18 |
Ocular eyecups for wearers of glasses
Grant 4,523,818 - Lang , et al. June 18, 1 | 1985-06-18 |
Adjustable stand for optical observation instruments
Grant 4,523,732 - Biber , et al. June 18, 1 | 1985-06-18 |
Evaluation device for electron-optical images
Grant 4,523,094 - Rossow June 11, 1 | 1985-06-11 |
Attachment of microscope objectives
Grant 4,515,439 - Esswein May 7, 1 | 1985-05-07 |
Method and means for stepwise charge control of electrochromic layers
Grant 4,512,637 - Ballmer April 23, 1 | 1985-04-23 |
Play-free anti-friction bearing construction
Grant 4,509,871 - Herzog , et al. April 9, 1 | 1985-04-09 |
Operation microscope with fixation device
Grant 4,478,499 - Hoerenz October 23, 1 | 1984-10-23 |
Operation microscope
Grant 4,448,498 - Muller , et al. May 15, 1 | 1984-05-15 |
Position encoder with closed-ring diode array
Grant 4,421,980 - Kuhne December 20, 1 | 1983-12-20 |
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