Shimp; Alan B.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Shimp; Alan B..The latest application filed is for "digitally controlled circuit interrupter with improved automatic selection of sampling interval for 50 hz and 60 hz power systems".

Company Profile

0.15.0

Shimp; Alan B. - Monroeville PA

*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
Digitally controlled circuit interrupter with improved automatic selection of sampling interval for 50 Hz and 60 Hz power systems Grant 5,559,719 - Johnson , et al. September 24, 1	1996-09-24
Overcurrent trip unit with separately adjustable neutral protection Grant 5,483,408 - Matsko , et al. January 9, 1	1996-01-09
Electrical switching apparatus with digital trip unit and memory reset Grant 5,331,501 - Shimp July 19, 1	1994-07-19
Circuit for controlling the orientation of a magnetic field Grant 5,105,326 - Shimp , et al. April 14, 1	1992-04-14
Electric circuit for operating trip circuit of a circuit breaker Grant 4,870,532 - Beatty, Jr. , et al. September 26, 1	1989-09-26
Circuit breaker with alarm Grant 4,358,810 - Wafer , et al. November 9, 1	1982-11-09
Undervoltage control apparatus for circuit interrupter Grant 4,205,361 - Shimp May 27, 1	1980-05-27
Circuit interrupter with improved adjustable trip unit Grant 4,181,922 - Matsko , et al. January 1, 1	1980-01-01
Circuit breaker apparatus including asymmetrical fault detector Grant 4,104,691 - Shimp , et al. August 1, 1	1978-08-01
Undervoltage release with electrical reset for circuit breaker Grant 4,011,484 - Paice , et al. March 8, 1	1977-03-08
Circuit interrupter with ground fault trip control Grant 3,959,695 - Shimp May 25, 1	1976-05-25
Circuit interrupter circuit including improved control Grant 3,956,670 - Shimp , et al. May 11, 1	1976-05-11
Circuit breaker with detachably connected fault simulator Grant 3,924,160 - Maier , et al. December 2, 1	1975-12-02
Molded Case Circuit Breakers Utilizing Saturating Current Transformers Grant 3,846,675 - Shimp November 5, 1	1974-11-05
Circuit Interrupter Including Improved Trip Circuit Using Current Transformers Grant 3,818,275 - Shimp June 18, 1	1974-06-18

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