Growing community of inventors

Lakeland, TN, United States of America

Russell Duke

Average Co-Inventor Count = 2.25

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 = 0

Russell Duke ↔ Malcom Ray Nooner (3 patents)Russell Duke ↔ Alan Parker (1 patent)Russell DukeRussell Duke (3 patents)Malcom Ray NoonerMalcom Ray Nooner (3 patents)Alan ParkerAlan Parker (7 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Thyssen Krupp Ag (2 from 680 patents)

2. Thyssenkrupp Elevator Corporation (2 from 22 patents)

3. Tk Elevator Corporation (1 from 3 patents)


3 patents:

1. 11691847 - Elevator travel blocking apparatus

2. D868128 - Lubricant director for an elevator guide rail

3. D856388 - Lubricant director for an elevator guide rail

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as of
12/27/2025
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