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For the Inventor, By the Inventor

Dallas, TX, United States of America

Henry H Duval

This inventor holds 4 USPTO granted patents. Top assignees: Cleanseal Systems, Inc., Other. Active years: 1984-1986.

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 4

Forward Citations = 66(Granted Patents)


Company Filing History:

goldMedal1 out of 1 
 
Cleanseal Systems, Inc.
 patent
silverMedal3 out of 834,411 
Other
 patents

Years Active: 1984-1986

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4 patents (USPTO):Explore Patents
1. 4630965 - Apparatus for sealing pavement seams (1986-12-23),
2. 4511283 - Method and apparatus for sealing of pavement seams (1985-04-16),
3. 4464200 - Plastic soil stabilizer composition and method of use (1984-08-07),
4. 4451180 - Method for restructuring railway roadbeds (1984-05-29),
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