Growing community of inventors

Canton, SD, United States of America

John Robert Lease

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 = 25

John Robert Lease ↔ Chapin Baum Sipherd (1 patent)John Robert Lease ↔ Robert L Stainbrook (1 patent)John Robert LeaseJohn Robert Lease (1 patent)Chapin Baum SipherdChapin Baum Sipherd (1 patent)Robert L StainbrookRobert L Stainbrook (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Cmi Terex Corporation (1 from 4 patents)


1 patent:

1. 6497531 - Concrete curing machine

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12/16/2025
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