Growing community of inventors

San Diego, CA, United States of America

Mark D Brentnall

Average Co-Inventor Count = 3.00

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 = 202

Mark D BrentnallRoy W Martin (2 patents)Mark D BrentnallAndrew Hollis Proctor (2 patents)Mark D BrentnallMark D Brentnall (2 patents)Roy W MartinRoy W Martin (34 patents)Andrew Hollis ProctorAndrew Hollis Proctor (9 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. University of Washington (2 from 2,117 patents)


2 patents:

1. 6500133 - Apparatus and method for producing high intensity focused ultrasonic energy for medical applications

2. 6217530 - Ultrasonic applicator for medical applications

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1/21/2026
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