Average Co-Inventor Count = 3.00
ph-index = 1
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. Honda Motor Co., Ltd. (1 from 21,862 patents)
2. Mahle Filter Systems Japan Corporation (1 from 85 patents)
1 patent:
1. 8381706 - Head cover of an internal combustion engine