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San Jose, CA, United States of America

John H Butler

Average Co-Inventor Count = 1.33

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 = 78

John H ButlerThomas M Brennan (1 patent)John H ButlerJohn H Butler (2 patents)Thomas M BrennanThomas M Brennan (18 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Applied Biosystems, LLC (1 from 532 patents)

2. Metrigen, Inc. (1 from 3 patents)


2 patents:

1. 9283535 - Synthesis of oligomers in arrays

2. 6589726 - Method and apparatus for in situ synthesis on a solid support

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12/11/2025
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