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For the Inventor, By the Inventor

Tomball, TX, United States of America

Baldwin Zahn

USPTO Granted Patents = 4


 

Average Co-Inventor Count = 2.7

ph-index = 2

Forward Citations = 73(Granted Patents)


Location History:

  • Houston, TX (US) (1995)
  • Tomball, TX (US) (2014 - 2020)

Company Filing History:

goldMedal3 out of 572 
 
National Oilwell Varco, L.p.
 patents
silverMedal1 out of 3 
 
Dreco, Inc.
 patents

Years Active: 1995-2020

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4 patents (USPTO):Explore Patents
1. 10526854 - Methods for handling pipe (2020-01-07),
2. 10053934 - Floor mounted racking arm for handling drill pipe (2018-08-21),
3. 8827008 - Inflatable restraint system (2014-09-09),
4. 5423390 - Pipe racker assembly (1995-06-13),
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