Average Co-Inventor Count = 3.43
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. Silver Seiko Co., Ltd. (2 from 4 patents)
2 patents:
1. 4100768 - Method and apparatus of selecting needles of a knitting machine
2. 4085597 - Knitting machine coupled with the program reading device