Growing community of inventors

Boca Raton, FL, United States of America

John Greenfield

Average Co-Inventor Count = 4.00

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 = 8

John Greenfield ↔ Myron F Davis (1 patent)John Greenfield ↔ Collan B Kneale (1 patent)John Greenfield ↔ Daniel F Ansell (1 patent)John Greenfield ↔ Thomas A Anzelone (1 patent)John Greenfield ↔ Frank Wilkey, Jr (1 patent)John Greenfield ↔ Robert L Syler (1 patent)John Greenfield ↔ Harold D Yeaw (1 patent)John GreenfieldJohn Greenfield (2 patents)Myron F DavisMyron F Davis (24 patents)Collan B KnealeCollan B Kneale (12 patents)Daniel F AnsellDaniel F Ansell (11 patents)Thomas A AnzeloneThomas A Anzelone (6 patents)Frank Wilkey, JrFrank Wilkey, Jr (4 patents)Robert L SylerRobert L Syler (3 patents)Harold D YeawHarold D Yeaw (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. International Business Machines Corporation (2 from 164,244 patents)


2 patents:

1. D289292 - Transportable computer

2. D243460 - Portable personal computer

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idiyas.com
as of
1/10/2026
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