Average Co-Inventor Count = 4.44
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. Nagata Seiki Kabushiki Kaisha (2 from 12 patents)
2 patents:
1. 5440901 - Picker device of hosiery knitting machine
2. 5287709 - Stitch density adjusting device of circular knitting machine