Average Co-Inventor Count = 3.83
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.
Company Filing History:
1. Transportation IP Holdings, LLC (3 from 537 patents)
3 patents:
1. 11629621 - System for a combined spark arrestor and muffler assembly
2. D925011 - Elbow pipe apparatus
3. D904579 - Elbow pipe apparatus