Growing community of inventors

Burnsville, MN, United States of America

Robert D Lampher

Average Co-Inventor Count = 4.00

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 = 20

Robert D Lampher ↔ James F Stewart (1 patent)Robert D Lampher ↔ Melvin H Jendersee (1 patent)Robert D Lampher ↔ John F Brackin (1 patent)Robert D LampherRobert D Lampher (1 patent)James F StewartJames F Stewart (6 patents)Melvin H JenderseeMelvin H Jendersee (3 patents)John F BrackinJohn F Brackin (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Toro Company (1 from 825 patents)


1 patent:

1. D249267 - Combined self-propelled tractor and mowing apparatus

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as of
1/14/2026
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