| Patent No. | Patent Title: |
| 4390274 | Use of a method, particularly an automatic method, for measuring ... |
| 4370024 | Dynamic binary fourier filtered imaging system |
| 4361403 | Multiple wavelength instrument for measurement of particle size ... |
| 4360836 | Apparatus for removing X-rays and other harmful radiation from vi... |
| 4353616 | Optical device for printing planar objects |
| 4352566 | Detection of birefringence in irregularly shaped objects |
| 4350443 | Optical fringe analysis |
| 4348080 | Optical scanning apparatus and method |
| 4348115 | Chromatographic analyzer detector and method |
| 4344708 | Method and apparatus for exposure quantity control in automatic c... |
| 4343551 | Apparatus for counting and classifying particles |
| 4340306 | Optical system for surface topography measurement |
| 4340305 | Plate aligning |
| 4339176 | Holographic space-variant system for evaluating the ambiguity int... |
| 4337994 | Linear beam scanning apparatus especially suitable for recording ... |
| 4337992 | Hologram movie projection apparatus |
| 4337998 | Variable transmittance window |
| 4338030 | Dispersive instrument for measurement of particle size distributi... |
| 4338033 | Densitometer |
| 4336978 | Method for optically making a diffusion plate |
| 4336976 | Holographic storage of terrain data |
| 4335935 | Arrangement for the induced absorption of electromagnetic radiati... |
| 4335959 | Optical element for photographic radiometer |
| 4334776 | Holographic plate exposure meter |
| 4334780 | Optical surface roughness detection method and apparatus |
| 4333724 | Photoelectric detector |
| 4332469 | Optical multimeter |
| 4332438 | Lens element |
| 4331384 | Optomechanical system built-up of basic elements for moving optic... |
| 4330175 | Blazed diffraction grating structures and method of manufacturing... |
| 4330177 | Curtain for shrouding welding operations |
| 4329049 | Median point detecting apparatus for a lensmeter |
| 4329020 | Method of manufacturing inverse filters by holographic techniques |
| 4329051 | Spectrophotometer improvement of improved automatic wavelength in... |
| 4327966 | Variable attenuator for laser radiation |
| 4326808 | Method and apparatus for determining physical characteristics of ... |
| 4325637 | Phase modulation of grazing incidence interferometer |
| 4325636 | Interferometer with a single-mode waveguide coil |
| 4325601 | Optical scanning device |
| 4325608 | Optical system of a copying machine |
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