Growing community of inventors

Colorado Springs, CO, United States of America

Craig Hafer

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 = 11

Craig Hafer ↔ Richard L Woodruff (1 patent)Craig Hafer ↔ Kurt D Humphrey (1 patent)Craig Hafer ↔ John T Chaffee (1 patent)Craig Hafer ↔ Bradley S Holway (1 patent)Craig HaferCraig Hafer (2 patents)Richard L WoodruffRichard L Woodruff (12 patents)Kurt D HumphreyKurt D Humphrey (3 patents)John T ChaffeeJohn T Chaffee (2 patents)Bradley S HolwayBradley S Holway (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. United Technologies Corporation (2 from 10,654 patents)


2 patents:

1. 5658819 - Antifuse structure and process for manufacturing the same

2. 5037781 - Multi-layered field oxide structure

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1/7/2026
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