Growing community of inventors

Lititz, PA, United States of America

Michael C Stephan

Average Co-Inventor Count = 2.67

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 = 68

Michael C StephanSheldon E Yourist (1 patent)Michael C StephanRichard K Ogg (1 patent)Michael C StephanSteven B Ruble (1 patent)Michael C StephanDoug Zalla (1 patent)Michael C StephanMichael C Stephan (2 patents)Sheldon E YouristSheldon E Yourist (186 patents)Richard K OggRichard K Ogg (65 patents)Steven B RubleSteven B Ruble (14 patents)Doug ZallaDoug Zalla (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ashland, Inc. (1 from 240 patents)

2. Graham Packaging, L.p. (1 from 22 patents)


2 patents:

1. D439519 - Bottle

2. 5918753 - Container for automotive fluids

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as of
1/13/2026
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