Growing community of inventors

Universal City, CA, United States of America

John R Murdy

Average Co-Inventor Count = 4.00

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 = 88

John R MurdyPhilip D Hettema (1 patent)John R MurdyNicholas H Drobnis (1 patent)John R MurdyCraig Hanna (1 patent)John R MurdyJohn R Murdy (1 patent)Philip D HettemaPhilip D Hettema (6 patents)Nicholas H DrobnisNicholas H Drobnis (6 patents)Craig HannaCraig Hanna (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Universal Studios LLC (1 from 20 patents)


1 patent:

1. 6060847 - Interactive amusement ride

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as of
12/18/2025
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