Growing community of inventors

Des Moines, IA, United States of America

John M Larkin

Average Co-Inventor Count = 1.74

ph-index = 6

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 = 118

John M LarkinBryan Emrich (3 patents)John M LarkinWilliam Rempe (3 patents)John M LarkinFrederick Mariani (3 patents)John M LarkinChristopher C Sappenfield (2 patents)John M LarkinGloria Hwang (1 patent)John M LarkinChristopher M Cox (1 patent)John M LarkinJohn M Larkin (10 patents)Bryan EmrichBryan Emrich (4 patents)William RempeWilliam Rempe (3 patents)Frederick MarianiFrederick Mariani (3 patents)Christopher C SappenfieldChristopher C Sappenfield (4 patents)Gloria HwangGloria Hwang (1 patent)Christopher M CoxChristopher M Cox (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (3 from 832,812 patents)

2. Hoplite Armour LLC (3 from 3 patents)

3. Trek Bicycle Corporation (1 from 161 patents)

4. Ivus Industries, LLC (1 from 7 patents)

5. Thousand, LLC (1 from 1 patent)


10 patents:

1. 11246368 - Protective helmet and opening for securing the helmet

2. D925232 - Handheld device

3. D860652 - Handheld device

4. 8793816 - Protective headpiece

5. D704897 - Protective headpiece

6. D670447 - Protective headpiece

7. D562482 - Flashlight

8. D407860 - Bicycle helmet retention device

9. D244430 - Display box

10. 4009533 - Sample enlarging material display device

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idiyas.com
as of
12/19/2025
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