Shapiro; L. Dennis

Patent Applications and Registrations

Patent applications and USPTO patent grants for Shapiro; L. Dennis.The latest application filed is for "automatic control system for a remotely controllable sound producing device".

Company Profile

0.12.0

Shapiro; L. Dennis - Chestnut Hill MA
Shapiro; L. Dennis - Lincoln MA

*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
Automatic control system for a remotely controllable sound producing device Grant 5,870,453 - Shapiro February 9, 1	1999-02-09
Automatic control system for a remotely controllable sound producing device Grant 5,420,907 - Shapiro May 30, 1	1995-05-30
Enhancement of a personal emergency response system Grant 5,091,930 - Shapiro February 25, 1	1992-02-25
Apparatus and method for reporting verification testing of a personal emergency response system Grant 4,884,059 - Shapiro November 28, 1	1989-11-28
Multi-state selection switch for a personal emergency response system Grant 4,884,060 - Shapiro November 28, 1	1989-11-28
Personal alarm system providing handsfree operation Grant 4,760,593 - Shapiro , et al. July 26, 1	1988-07-26
Telephone care system with telephone line-checking Grant 4,686,697 - Shapiro , et al. August 11, 1	1987-08-11
Personal alarm system Grant 4,524,243 - Shapiro June 18, 1	1985-06-18
Multi-mode intrusion alarm system Grant 4,117,479 - Galvin , et al. September 26, 1	1978-09-26
On-line test circuit for intrusion alarm systems Grant 3,932,870 - Shapiro , et al. January 13, 1	1976-01-13
Combined Ultrasonic And Electromagnetic Intrusion Alarm System Grant 3,846,778 - Galvin , et al. November 5, 1	1974-11-05
Intrusion Detection System Employing Quadrature Sampling Grant 3,760,400 - Galvin , et al. September 18, 1	1973-09-18

Company Registrations

SEC

0000903404

SHAPIRO L DENNIS

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