Average Co-Inventor Count = 1.38
ph-index = 4
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. Yoshida Kogyo K.k. (6 from 1,145 patents)
6 patents:
1. D307403 - Pull tab of slider for slide fastener
2. D304702 - Pull tab of slider for slide fastener
3. 4723723 - Case for surface-type fastener
4. 4704770 - Pull tab for slide fastener
5. 4587694 - Bottom stop for slide fasteners
6. 4510655 - Slide fastener assembly for case or folder