Average Co-Inventor Count = 8.00
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. Tokai Rubber Industries, Ltd. (2 from 720 patents)
2. Mitsubishi Cable Industries, Ltd. (2 from 218 patents)
2 patents:
1. 5847322 - Insulating tape or sheet
2. 5591522 - Insulating tape or sheet