Growing community of inventors

Midland, MI, United States of America

Daryl Hertema

Average Co-Inventor Count = 1.33

ph-index = 3

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 = 29

Daryl HertemaSam L Crabtree (1 patent)Daryl HertemaRavi Ramanathan (1 patent)Daryl HertemaBart R Jones (1 patent)Daryl HertemaDaryl Hertema (3 patents)Sam L CrabtreeSam L Crabtree (13 patents)Ravi RamanathanRavi Ramanathan (10 patents)Bart R JonesBart R Jones (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 832,843 patents)

2. Dow Global Technolgoies LLC (1 from 4,642 patents)


3 patents:

1. 8146689 - All-terrain vehicle and suspension system therefor

2. 6860010 - Method of forming an automotive valve cover with integral positive crankcase ventilation

3. 5480024 - Computer diskette retainer for file folders

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as of
12/25/2025
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