Growing community of inventors

Springfield, MA, United States of America

Peter Martin Kullgren

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 = 10

Peter Martin Kullgren ↔ Brian Clemens (1 patent)Peter Martin Kullgren ↔ Dan Klitsner (1 patent)Peter Martin Kullgren ↔ Gary Levenberg (1 patent)Peter Martin KullgrenPeter Martin Kullgren (1 patent)Brian ClemensBrian Clemens (17 patents)Dan KlitsnerDan Klitsner (17 patents)Gary LevenbergGary Levenberg (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

1 patent:

1. D476377 - Game apparatus

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1/14/2026
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