Cho; Frederick Y.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Cho; Frederick Y..The latest application filed is for "clip-on earpiece for a portable handset telephone".

Company Profile

0.17.0

Cho; Frederick Y. - Higley AZ
Cho; Frederick Y. - Scottsdale AZ
Cho; Frederick Y. - Fort Wayne IN

*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
Clip-on earpiece for a portable handset telephone Grant D359,960 - Kennedy , et al. July 4, 1	1995-07-04
Method and apparatus for thermal coefficient of expansion matched substrate attachment Grant 5,420,472 - Cho , et al. May 30, 1	1995-05-30
Low loss wide bandwidth parallel channel acoustic filter Grant 5,296,824 - Cho , et al. March 22, 1	1994-03-22
Integrated circuit including a surface acoustic wave transformer and a balanced mixer Grant 5,265,267 - Martin , et al. November 23, 1	1993-11-23
Combined acoustic wave device and ceramic block filter structure Grant 5,254,962 - Morris , et al. October 19, 1	1993-10-19
Surface acoustic wave device package Grant 5,237,235 - Cho , et al. August 17, 1	1993-08-17
Method for microelectronic device packaging employing capacitively coupled connections Grant 5,212,115 - Cho , et al. May 18, 1	1993-05-18
Microelectronic device package employing capacitively coupled connections Grant 5,119,172 - Cho , et al. June 2, 1	1992-06-02
Optical waveguide including superstrate of niobium or silicon oxynitride and method of making same Grant 4,701,008 - Richard , et al. October 20, 1	1987-10-20
Passivated and low scatter acoustic wave devices and method thereof Grant 4,686,111 - Cho , et al. August 11, 1	1987-08-11
Method for making optical channel waveguides and product manufactured thereby Grant 4,652,290 - Cho , et al. March 24, 1	1987-03-24
Radio frequency probing apparatus for surface acoustic wave devices Grant 4,626,775 - Cho , et al. December 2, 1	1986-12-02
Conductor structure for thick film electrical device Grant 4,546,283 - Adamo , et al. October 8, 1	1985-10-08
Compound surface acoustic wave matched filters Grant 4,506,239 - Cho , et al. March 19, 1	1985-03-19
Temperature stable surface acoustic wave device Grant 4,434,383 - Cho , et al. February 28, 1	1984-02-28
Apparatus and method for phase-encoded surface wave devices Grant 3,931,597 - Cho , et al. January 6, 1	1976-01-06
Apparatus and method for triple transit signal cancellation in an acoustical surface wave device Grant 3,908,137 - Hunsinger , et al. September 23, 1	1975-09-23

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