Company Filing History:

2 out of 164,108

International Business Machines Corporation

patents

Years Active: 1976-1977

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2 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4005276 - Digital voice signaling with digital echo detection and voice activity (1977-01-25),

2. 3975686 - Loss signal generation for delta-modulated signals (1976-08-17),

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.

For the Inventor, By the Inventor

Ulrich Appel

Company Filing History:

Years Active: 1976-1977