Growing community of inventors

San Diego, CA, United States of America

John Hoogerwerf

Average Co-Inventor Count = 3.00

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 = 5

John HoogerwerfJohn M Rottenburg (1 patent)John HoogerwerfRobert R Heinze (1 patent)John HoogerwerfJohn Hoogerwerf (1 patent)John M RottenburgJohn M Rottenburg (4 patents)Robert R HeinzeRobert R Heinze (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Conner Peripherals, Inc. (1 from 95 patents)


1 patent:

1. 5523539 - Process for manufacturing recording heads for magnetic storage devices

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as of
12/11/2025
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