Growing community of inventors

Concord, MA, United States of America

Mark E Hazel

Average Co-Inventor Count = 4.44

ph-index = 2

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 = 21

Mark E HazelHenry L Collins, Iv (1 patent)Mark E HazelDorina M Molnar (1 patent)Mark E HazelEverett Bramhall (1 patent)Mark E HazelSteven Carroll (1 patent)Mark E HazelPeter Hewitt (1 patent)Mark E HazelEric B DeWitt (1 patent)Mark E HazelChristopher Mountain (1 patent)Mark E HazelMark E Hazel (2 patents)Henry L Collins, IvHenry L Collins, Iv (2 patents)Dorina M MolnarDorina M Molnar (1 patent)Everett BramhallEverett Bramhall (1 patent)Steven CarrollSteven Carroll (1 patent)Peter HewittPeter Hewitt (1 patent)Eric B DeWittEric B DeWitt (1 patent)Christopher MountainChristopher Mountain (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Swing Corporation (1 from 6 patents)

2. Bramhall & Hazel, Inc. (1 from 1 patent)


2 patents:

1. 6976579 - Compact disc case with display window

2. 6490818 - Sliding picture frame

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as of
1/11/2026
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