Average Co-Inventor Count = 2.00
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. Ikeda Bussan Co. Ltd. (2 from 317 patents)
2 patents:
1. 4956136 - Method of molding skin-covered foamed plastic article
2. 4833741 - Seat material and a method of producing the same