Growing community of inventors

Oak Park, IL, United States of America

Greg J Holderfield

Average Co-Inventor Count = 2.93

ph-index = 4

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 = 67

Greg J Holderfield ↔ Randall P Bell (4 patents)Greg J Holderfield ↔ Joey G Nakayama (2 patents)Greg J Holderfield ↔ John DePiano (1 patent)Greg J Holderfield ↔ Gary F Prokop (1 patent)Greg J Holderfield ↔ Martin Rathgeber (1 patent)Greg J HolderfieldGreg J Holderfield (4 patents)Randall P BellRandall P Bell (39 patents)Joey G NakayamaJoey G Nakayama (2 patents)John DePianoJohn DePiano (71 patents)Gary F ProkopGary F Prokop (52 patents)Martin RathgeberMartin Rathgeber (47 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Homedics, Inc. (3 from 49 patents)

2. Bunn-o-matic Corporation (1 from 320 patents)


4 patents:

1. D511922 - Brewer

2. D501042 - Air cleaner

3. D500848 - Air cleaner

4. D499476 - Air cleaner

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idiyas.com
as of
12/6/2025
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