Average Co-Inventor Count = 5.83
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. Matsushita Electric Works, Ltd. (2 from 1,623 patents)
2. Sakai Chemical Industry Co., Ltd. (1 from 158 patents)
2 patents:
1. 6403690 - Flame retardant resin composition
2. 5275878 - Composite dielectric and printed-circuit use substrate utilizing the same