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. Nitta Corporation (2 from 144 patents)
2. Other (1 from 832,912 patents)
2 patents:
1. 6042040 - Tension adjusting mechanism for cord or the like
2. 5977685 - Polyurethane elastomer actuator