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For the Inventor, By the Inventor

Park City, UT, United States of America

Donald L Chaffee

This inventor holds 4 USPTO granted patents. Top assignees: Gas Research Institute, Intelligent Modem Corporation. Active years: 1990-2000.

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 2.6

ph-index = 4

Forward Citations = 87(Granted Patents)


Company Filing History:

goldMedal2 out of 645 
 
Gas Research Institute
 patents
silverMedal2 out of 3 
 
Intelligent Modem Corporation
 patents

Years Active: 1990-2000

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4 patents (USPTO):Explore Patents
1. 6035696 - Scan assembly and method for calibrating the width of an input pulse to (2000-03-14),
2. 5641909 - Scan assembly structure (1997-06-24),
3. 5117418 - Frequency domain adaptive echo canceller for full-duplex data (1992-05-26),
4. 4943980 - Multi-carrier high speed modem (1990-07-24),
Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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