Growing community of inventors

Chicago, IL, United States of America

Christopher Stefko

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 = 6

Christopher Stefko ↔ Jace Doan (3 patents)Christopher Stefko ↔ William Q King (3 patents)Christopher Stefko ↔ Stephanie Raulston (1 patent)Christopher StefkoChristopher Stefko (4 patents)Jace DoanJace Doan (3 patents)William Q KingWilliam Q King (3 patents)Stephanie RaulstonStephanie Raulston (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sram Corporation (4 from 391 patents)


4 patents:

1. D1095343 - Bicycle chainring

2. D975600 - Bicycle crank arm

3. D975601 - Bicycle crank arm

4. D974240 - Bicycle crank arm

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