Average Co-Inventor Count = 5.00
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. Canon Kabushiki Kaisha (1 from 90,934 patents)
2. Nippon Oil Fats Co., Ltd. (1 from 297 patents)
1 patent:
1. 5006957 - Semiconductor porcelain substrate, dielectric porcelain substrate and