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For the Inventor, By the Inventor

Hacienda Hts. both of, CA, United States of America

Herman G Feuerstein

This inventor holds 2 USPTO granted patents. Top assignee: Dresser Industries, Inc.. Active years: 1978-1981.

USPTO Granted Patents = 2

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 17(Granted Patents)


Location History:

  • Hacienda Hts. both of, CA (US) (1978)
  • Hacienda Hts., CA (US) (1981)

Company Filing History:

goldMedal2 out of 1,238 
 
Dresser Industries, Inc.
 patents

Years Active: 1978-1981

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2 patents (USPTO):Explore Patents
1. 4286902 - Self-colleting drill (1981-09-01),
2. 4128361 - Locking means for positive feed drill (1978-12-05),
Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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