Helmut Welker

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Jamestown, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Length measuring device
- Patent number 6,612,047
- Issue date Sep 2, 2003
- Acu-Rite, Inc.
- Mark Mazgaj
- G01 - MEASURING TESTING
Information Patent Grant
Phase controlled incremental distance measuring system
- Patent number 4,672,201
- Issue date Jun 9, 1987
- Acu-Rite Incorporated
- Helmut Welker
- G01 - MEASURING TESTING
Information Patent Grant
Measuring scale casing and mounting spar
- Patent number 4,586,760
- Issue date May 6, 1986
- Bausch & Lomb Incorporated
- Helmut Welker
- G01 - MEASURING TESTING
Information Patent Grant
High precision incremental distance measuring system
- Patent number 4,031,595
- Issue date Jun 28, 1977
- Bausch & Lomb Incorporated
- Helmut Welker
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
LENGTH MEASURING DEVICE
- Publication number 20030154616
- Publication date Aug 21, 2003
- Mark Mazgaj
- G01 - MEASURING TESTING