Growing community of inventors

Woodstock, NY, United States of America

John A Ludwig

Average Co-Inventor Count = 6.46

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 = 18

John A LudwigJason Lee Frankel (1 patent)John A LudwigEdward B Eichelberger (1 patent)John A LudwigRichard Frank Rizzolo (1 patent)John A LudwigPaul Robert Walling (1 patent)John A LudwigWilliam M Chu (1 patent)John A LudwigStephen E Bello (1 patent)John A LudwigKenneth A Papae (1 patent)John A LudwigRafael Perez-Acevedo (1 patent)John A LudwigC Timothy Ryan (1 patent)John A LudwigRolf O Bergenn (1 patent)John A LudwigAlice L Donaldson (1 patent)John A LudwigJohn A Ludwig (2 patents)Jason Lee FrankelJason Lee Frankel (18 patents)Edward B EichelbergerEdward B Eichelberger (18 patents)Richard Frank RizzoloRichard Frank Rizzolo (18 patents)Paul Robert WallingPaul Robert Walling (16 patents)William M ChuWilliam M Chu (8 patents)Stephen E BelloStephen E Bello (6 patents)Kenneth A PapaeKenneth A Papae (2 patents)Rafael Perez-AcevedoRafael Perez-Acevedo (1 patent)C Timothy RyanC Timothy Ryan (1 patent)Rolf O BergennRolf O Bergenn (1 patent)Alice L DonaldsonAlice L Donaldson (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. International Business Machines Corporation (2 from 164,108 patents)


2 patents:

1. 7096451 - Mesh plane generation and file storage

2. 4760289 - Two-level differential cascode current switch masterslice

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/3/2025
Loading…