Average Co-Inventor Count = 4.00
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. Sekisui Jushi Kabushiki Kaisha (1 from 19 patents)
2. Kabushiki Kaisha Nissen Tekuno (1 from 1 patent)
1 patent:
1. 5474789 - Treating method for keeping food fresh