Growing community of inventors

Bloomington, MN, United States of America

Leonard Kampa

Average Co-Inventor Count = 3.43

ph-index = 2

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

Leonard KampaPhilip V Sadrakula (2 patents)Leonard KampaJames F Pitzen (1 patent)Leonard KampaJames L Bries (1 patent)Leonard KampaMichael D Hamerski (1 patent)Leonard KampaLeonard Kampa (2 patents)Philip V SadrakulaPhilip V Sadrakula (4 patents)James F PitzenJames F Pitzen (45 patents)James L BriesJames L Bries (44 patents)Michael D HamerskiMichael D Hamerski (29 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. 3m Innovative Properties Company (2 from 14,067 patents)


2 patents:

1. 6418995 - Sheet material dispenser with safer sheet cutting means

2. 6039102 - Sheet material dispenser with safer sheet cutting means

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idiyas.com
as of
12/11/2025
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