Average Co-Inventor Count = 3.27
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. Ykk Corporation (3 from 1,383 patents)
3 patents:
1. 8819901 - Adjuster of string-end-fixing portion of article
2. D693735 - Pull tab of slider for slide fastener
3. 7293335 - Slider for slide fastener