Average Co-Inventor Count = 2.50
ph-index = 3
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. Tenneco Automotive Operating Company Inc. (5 from 406 patents)
5 patents:
1. 8511444 - Shock absorber having a continuously variable valve with base line valving
2. 8256586 - Shock absorber having a continuously variable valve with base line valving
3. 7926632 - Shock absorber having a continuously variable valve with base line valving
4. 7896142 - Shock absorber dirt shield
5. 7743896 - Shock absorber having a continuously variable semi-active valve