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.
Company Filing History:
1. Nissan Motor Company Limited (2 from 13,402 patents)
2. Ichikoh Industries, Ltd. (1 from 398 patents)
2 patents:
1. 4006934 - Seat for automobile
2. 3930632 - Adjustable seat assembly