Janis A. Valdmanis

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Columbus, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Highly-doped P-type contact for high-speed, front-side illuminated...
- Patent number 6,262,465
- Issue date Jul 17, 2001
- Picometrix, Inc.
- Steven L. Williamson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electro-optic measurements of voltage waveforms on electrical condu...
- Patent number 4,891,580
- Issue date Jan 2, 1990
- American Telephone & Telegraph Co., AT&T Bell Laboratories
- Janis A. Valdmanis
- G01 - MEASURING TESTING
Information Patent Grant
Device and method for signal transmission and optical communications
- Patent number 4,742,577
- Issue date May 3, 1988
- American Telephone and Telegraph Company, AT&T Bell Laboratories
- Janis A. Valdmanis
- G01 - MEASURING TESTING
Information Patent Grant
Measurement of electrical signals with subpicosecond resolution
- Patent number 4,618,819
- Issue date Oct 21, 1986
- The University of Rochester
- Gerard Mourou
- G01 - MEASURING TESTING
Information Patent Grant
Measurement of electrical signals with picosecond resolution
- Patent number 4,446,425
- Issue date May 1, 1984
- The University of Rochester
- Janis A. Valdmanis
- G01 - MEASURING TESTING
Information Patent Grant
Electron-optical wide band signal measurement system
- Patent number 4,434,399
- Issue date Feb 28, 1984
- The University of Rochester
- Gerard Mourou
- G01 - MEASURING TESTING