Leitz; Ludwig

Patent Applications and Registrations

Patent applications and USPTO patent grants for Leitz; Ludwig.The latest application filed is for "method for combining individual road-transport with rail-bound train-transport, and apparatus for implementing the method".

Company Profile

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Leitz; Ludwig - D-6330 Wetzlar DE
Leitz; Ludwig - Wetzlar DE
Leitz; Ludwig - 633 Wetzlar DT

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method for combining individual road-transport with rail-bound train-transport, and apparatus for implementing the method Grant 4,964,767 - Leitz October 23, 1	1990-10-23
System for measuring position and/or velocity Grant 4,195,425 - Leitz , et al. April 1, 1	1980-04-01
Optical correlator Grant 4,127,778 - Leitz November 28, 1	1978-11-28
Method and apparatus for photoelectrically determining the position of at least one focal plane of an image Grant 4,110,042 - Leitz August 29, 1	1978-08-29
Method and apparatus for photoelectrically determining the position of at least one image focus plane Grant 4,071,297 - Leitz , et al. January 31, 1	1978-01-31
Still pocket camera Grant 4,037,238 - Leitz , et al. July 19, 1	1977-07-19
System for monitoring spaces by electro-optical means Grant 3,972,021 - Leitz , et al. July 27, 1	1976-07-27
Apparatus and method for measuring the relative distance and optionally the relative velocity of an object Grant 3,899,251 - Frenk , et al. August 12, 1	1975-08-12
Apparatus For Automatic Tracking Of Pupil Of Eye Grant 3,806,725 - Leitz April 23, 1	1974-04-23
Automatic Microscope Focussing Device Grant 3,798,449 - Reinheimer , et al. March 19, 1	1974-03-19
Optical Range Finding System Grant 3,781,110 - Leitz , et al. December 25, 1	1973-12-25
Focal-plane Shutter For Photographic Camera Grant 3,628,434 - Leitz , et al. December 21, 1	1971-12-21
Optical Device For Determining Extent Of Movement Grant 3,591,841 - Heitmann , et al. July 6, 1	1971-07-06

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