Average Co-Inventor Count = 5.09
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)
2. General Electric Company (1 from 51,873 patents)
4 patents:
1. D993123 - Exhaust stack
2. D897254 - Ribbed convolution muffler
3. D894807 - Exhaust stack
4. D836513 - Ribbed convolution muffler