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For the Inventor, By the Inventor

Houston, TX, United States of America

Roger C Leaf

This inventor holds 2 USPTO granted patents. Top assignee: Slimdril International, Inc.. Active years: 1994.

USPTO Granted Patents = 2

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 2

Forward Citations = 30(Granted Patents)


Location History:

  • Houston, TX (US) (1994)
  • Fresno, TX (US) (1994)

Company Filing History:

goldMedal2 out of 7 
 
Slimdril International, Inc.
 patents

Years Active: 1994

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2 patents (USPTO):Explore Patents
1. 5368109 - Apparatus for arcuate drilling (1994-11-29),
2. 5320179 - Steering sub for flexible drilling (1994-06-14),
Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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