Growing community of inventors

Oklahoma City, OK, United States of America

Darrell J Hadley

Average Co-Inventor Count = 4.00

ph-index = 2

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 38

Darrell J HadleyJeffrey D Hadley (2 patents)Darrell J HadleyTimothy B Kirk (1 patent)Darrell J HadleyMichael W Butler (1 patent)Darrell J HadleyWilliam R Rey (1 patent)Darrell J HadleyDarrell J Hadley (2 patents)Jeffrey D HadleyJeffrey D Hadley (2 patents)Timothy B KirkTimothy B Kirk (1 patent)Michael W ButlerMichael W Butler (1 patent)William R ReyWilliam R Rey (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hadley Design, Inc. (1 from 1 patent)

2. Geir Corporation (1 from 1 patent)


2 patents:

1. 7156605 - Substrate transport and marking assembly

2. 6821438 - Apparatus and method for increasing oxygen levels in a liquid

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