Average Co-Inventor Count = 2.18
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. Janome Corporation (3 from 29 patents)
2. Sony Corporation (1 from 58,130 patents)
4 patents:
1. D1098208 - Sewing machine
2. D1085176 - Detector for a sewing machine
3. D1080694 - Embroidery unit for sewing machine
4. 7020650 - Information processing system for e-mail, information processing method and program storage medium therefor