Frederick Yi-Tung Cho

Person

Gilbert, AZ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Acoustic wave filter with filter-shaping element and method
- Patent number 5,635,883
- Issue date Jun 3, 1997
- Motorola, Inc.
- David Penunuri
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for reducing heterostructure acoustic charge transport devic...
- Patent number 5,514,626
- Issue date May 7, 1996
- Motorola, Inc.
- Fred S. Hickernell
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for reducing heterostructure acoustic charge transport devic...
- Patent number RE35191
- Issue date Mar 26, 1996
- Motorola, Inc.
- Fred S. Hickernell
- 437 -
Information Patent Grant
Ionization gas analyzer and method
- Patent number 5,475,311
- Issue date Dec 12, 1995
- Motorola, Inc.
- Frederick Y. Cho
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for thermal coefficient of expansion matched s...
- Patent number 5,420,472
- Issue date May 30, 1995
- Motorola, Inc.
- Frederick Y. Cho
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Resistance heated, sealed microfabricated device package method and...
- Patent number 5,414,214
- Issue date May 9, 1995
- Motorola, Inc.
- Frederick Y.-T. Cho
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for reducing heterostructure acoustic charge transport de...
- Patent number 5,389,806
- Issue date Feb 14, 1995
- Motorola, Inc.
- Fred S. Hickernell
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for processing robust acoustic reflectors
- Patent number 5,327,626
- Issue date Jul 12, 1994
- Motorola, Inc.
- Frederick Y. Cho
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for manufacturing a light weight circuit module
- Patent number 5,301,420
- Issue date Apr 12, 1994
- Motorola, Inc.
- Frederick Y. Cho
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low loss wide bandwidth parallel channel acoustic filter
- Patent number 5,296,824
- Issue date Mar 22, 1994
- Motorola, Inc.
- Frederick Y. Cho
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Processing robust acoustic reflectors
- Patent number 5,270,606
- Issue date Dec 14, 1993
- Motorola, Inc.
- Frederick Y. Cho
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Integrated circuit including a surface acoustic wave transformer an...
- Patent number 5,265,267
- Issue date Nov 23, 1993
- Motorola, Inc.
- William J. Martin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Combined acoustic wave device and ceramic block filter structure
- Patent number 5,254,962
- Issue date Oct 19, 1993
- Motorola, Inc.
- Douglas A. Morris
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface acoustic wave device package
- Patent number 5,237,235
- Issue date Aug 17, 1993
- Motorola, Inc.
- Frederick Y. Cho
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for SAW device passivation
- Patent number 5,215,546
- Issue date Jun 1, 1993
- Motorola, Inc.
- Fred Y. Cho
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for microelectronic device packaging employing capacitively...
- Patent number 5,212,115
- Issue date May 18, 1993
- Motorola, Inc.
- Frederick Y. Cho
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multiple nearest neighbor filter bank
- Patent number 5,155,406
- Issue date Oct 13, 1992
- Motorola, Inc.
- Frederick Y. Cho
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for semiconductor device passivation
- Patent number 5,125,136
- Issue date Jun 30, 1992
- Motorola, Inc.
- Fred Y. Cho
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Microelectronic device package employing capacitively coupled conne...
- Patent number 5,119,172
- Issue date Jun 2, 1992
- Motorola, Inc.
- Frederick Y. Cho
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for achieving multiple acoustic charge transpo...
- Patent number 5,073,807
- Issue date Dec 17, 1991
- Motorola, Inc.
- Frederick M. Fliegel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multi-dimensional acoustic charge transport device
- Patent number 5,070,271
- Issue date Dec 3, 1991
- Motorola, Inc.
- Frederick Y. Cho
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for reducing heterostructure acoustic charge t...
- Patent number 5,047,363
- Issue date Sep 10, 1991
- Motorola, Inc.
- Fred S. Hickernell
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Optical waveguide including superstrate of niobium or silicon oxyni...
- Patent number 4,701,008
- Issue date Oct 20, 1987
- Motorola, Inc.
- Fred V. Richard
- G02 - OPTICS
Information Patent Grant
Passivated and low scatter acoustic wave devices and method thereof
- Patent number 4,686,111
- Issue date Aug 11, 1987
- Motorola, Inc.
- Frederick Y. Cho
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Piezoelectric material testing method and apparatus
- Patent number 4,668,909
- Issue date May 26, 1987
- The United States of America as represented by the Secretary of the Air Force
- Frederick S. Hickernell
- G01 - MEASURING TESTING
Information Patent Grant
Method for making optical channel waveguides and product manufactur...
- Patent number 4,652,290
- Issue date Mar 24, 1987
- Motorola, Inc.
- Frederick Y. Cho
- G02 - OPTICS
Information Patent Grant
Radio frequency probing apparatus for surface acoustic wave devices
- Patent number 4,626,775
- Issue date Dec 2, 1986
- The United States of America as represented by the Secretary of the Air Force
- Frederick Y. Cho
- G01 - MEASURING TESTING
Information Patent Grant
Electron beam/optical hybrid lithographic resist process in acousti...
- Patent number 4,612,274
- Issue date Sep 16, 1986
- Motorola, Inc.
- Frederick Y. Cho
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Conductor structure for thick film electrical device
- Patent number 4,546,283
- Issue date Oct 8, 1985
- The United States of America as represented by the Secretary of the Air Force
- Michael D. Adamo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compound surface acoustic wave matched filters
- Patent number 4,506,239
- Issue date Mar 19, 1985
- Motorola, Inc.
- Frederick Y. Cho
- H03 - BASIC ELECTRONIC CIRCUITRY

Frederick Yi-Tung Cho

Person

Patents Grantslast 30 patents

Acoustic wave filter with filter-shaping element and method

Method for reducing heterostructure acoustic charge transport devic...

Method for reducing heterostructure acoustic charge transport devic...

Ionization gas analyzer and method

Method and apparatus for thermal coefficient of expansion matched s...

Resistance heated, sealed microfabricated device package method and...

Apparatus for reducing heterostructure acoustic charge transport de...

Method for processing robust acoustic reflectors

Method for manufacturing a light weight circuit module

Low loss wide bandwidth parallel channel acoustic filter

Processing robust acoustic reflectors

Integrated circuit including a surface acoustic wave transformer an...

Combined acoustic wave device and ceramic block filter structure

Surface acoustic wave device package

Method and apparatus for SAW device passivation

Method for microelectronic device packaging employing capacitively...

Multiple nearest neighbor filter bank

Method and apparatus for semiconductor device passivation

Microelectronic device package employing capacitively coupled conne...

Method and apparatus for achieving multiple acoustic charge transpo...

Multi-dimensional acoustic charge transport device

Method and apparatus for reducing heterostructure acoustic charge t...

Optical waveguide including superstrate of niobium or silicon oxyni...

Passivated and low scatter acoustic wave devices and method thereof

Piezoelectric material testing method and apparatus

Method for making optical channel waveguides and product manufactur...

Radio frequency probing apparatus for surface acoustic wave devices

Electron beam/optical hybrid lithographic resist process in acousti...

Conductor structure for thick film electrical device

Compound surface acoustic wave matched filters