Growing community of inventors

Escondido, CA, United States of America

Donald Robert Caldwell

Average Co-Inventor Count = 3.00

ph-index = 1

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 = 6

Donald Robert Caldwell ↔ Takayasu Muto (1 patent)Donald Robert Caldwell ↔ Michael Ian Willer (1 patent)Donald Robert CaldwellDonald Robert Caldwell (1 patent)Takayasu MutoTakayasu Muto (23 patents)Michael Ian WillerMichael Ian Willer (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (1 from 58,129 patents)

2. Sony Electronics Inc (1 from 2,335 patents)


1 patent:

1. 7299127 - Shared oscillator for vehicle mirror display

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12/13/2025
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