Growing community of inventors

Houlton, WI, United States of America

Keith R Hildelbrand

Average Co-Inventor Count = 5.00

ph-index = 1

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 = 682

Keith R Hildelbrand ↔ Mark B Knudson (1 patent)Keith R Hildelbrand ↔ Joel R Racchini (1 patent)Keith R Hildelbrand ↔ J Edward Shapland (1 patent)Keith R Hildelbrand ↔ Jin Shimada (1 patent)Keith R HildelbrandKeith R Hildelbrand (1 patent)Mark B KnudsonMark B Knudson (127 patents)Joel R RacchiniJoel R Racchini (52 patents)J Edward ShaplandJ Edward Shapland (37 patents)Jin ShimadaJin Shimada (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Cortrak Medical, Inc. (1 from 11 patents)


1 patent:

1. 5807306 - Polymer matrix drug delivery apparatus

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12/19/2025
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