Average Co-Inventor Count = 1.50
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. Tokai Kogyo Mishin Kabushiki Kaisha (2 from 72 patents)
2 patents:
1. 9834878 - Embroidery machine able to sew cord material
2. 8495962 - Sewing machine with sequin feeder device