Ralph L. Hollis Jr.

Person

Yorktown Heights, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Position sensors for linear motors including plural symmetrical flu...
- Patent number 5,434,504
- Issue date Jul 18, 1995
- International Business Machines Corporation
- Ralph L. Hollis
- G01 - MEASURING TESTING
Information Patent Grant
Ultrafast electro-dynamic X, Y and Theta Positioning Stage
- Patent number 5,153,494
- Issue date Oct 6, 1992
- International Business Machines Corp.
- Ralph L. Hollis
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Input/output system for computer user interface using magnetic levi...
- Patent number 5,146,566
- Issue date Sep 8, 1992
- IBM Corporation
- Ralph L. Hollis
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Controlled pin insertion using airflow sensing and active feedback
- Patent number 4,745,681
- Issue date May 24, 1988
- International Business Machines Corporation
- Ralph L. Hollis
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Format patterning method for magnetic recording media
- Patent number 4,684,547
- Issue date Aug 4, 1987
- International Business Machines Corporation
- Thomas H. DiStefano
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Piezoelectric x-y-positioner
- Patent number 4,520,570
- Issue date Jun 4, 1985
- International Business Machines Corporation
- Johannes G. Bednorz
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electromagnetic X-Y-Theta precision positioner
- Patent number 4,514,674
- Issue date Apr 30, 1985
- International Business Machines Corporation
- Ralph L. Hollis
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Precision X-Y positioner
- Patent number 4,509,002
- Issue date Apr 2, 1985
- International Business Machines Corporation
- Ralph L. Hollis
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Ralph L. Hollis Jr.

Person

Patents Grantslast 30 patents

Position sensors for linear motors including plural symmetrical flu...

Ultrafast electro-dynamic X, Y and Theta Positioning Stage

Input/output system for computer user interface using magnetic levi...

Controlled pin insertion using airflow sensing and active feedback

Format patterning method for magnetic recording media

Piezoelectric x-y-positioner

Electromagnetic X-Y-Theta precision positioner

Precision X-Y positioner