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Hendersonville, TN, United States of America

Mark C Barnett

USPTO Granted Patents = 4

Average Co-Inventor Count = 1.1

ph-index = 2

Forward Citations = 10(Granted Patents)

Location History:

Hendersonville, TN (US) (1993)
San Diego, CA (US) (1996)
Seattle, WA (US) (2018 - 2019)

Company Filing History:

4 out of 832,966

Other

patents

Years Active: 1993-2019

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10271677 - Apparatus and method for optimizing the brewing of espresso (2019-04-30),

2. 10034574 - Apparatus and method for controlling an espresso machine (2018-07-31),

3. 5486879 - Portable, public use reading glasses eye tester (1996-01-23),

4. 5191160 - Guitar positioning device (1993-03-02),

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