The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 05, 1991
Filed:
May. 05, 1988
Dilip J Parekh, Los Angeles, CA (US);
Alfred S Samulon, Malibu, CA (US);
Melvin M Takata, Hermosa Beach, CA (US);
Morris L Tucci, Van Nuys, CA (US);
Jim R Vollmer, Encino, CA (US);
Lawrence D Weiss, New York, NY (US);
Douglas W Caruthers, Redondo Beach, CA (US);
Charles T Inatomi, Los Angeles, CA (US);
Joseph C Kawan, Hollywood, CA (US);
Shan Lee, Rowland Heights, CA (US);
Harvey Marks, Canoga Park, CA (US);
Sarkis A Meguerdijian, Glendale, CA (US);
Transaction Technology, Inc., Santa Monica, CA (US);
Abstract
The present invention relates to a programmable microcomputer or microprocessor device with associated memory designed to be operated in most circumstances through a standard telephone 12-key keypad input as augmented by four programmable function keys. The microcomputer device of the present invention, which includes the primary microprocessor operated in conjunction with other computer elements, including memory, has the overall appearance of a telephone. The primary microprocessor of the invention consists of a central processing unit and associated memory and includes enhanced integrity features.