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. Tohoku Pioneer Corporation (1 from 291 patents)
2. Totoku Electric Co., Ltd (1 from 42 patents)
3. Kabushiki Kaisya Nippan Kenkyujo (1 from 1 patent)
1 patent:
1. 6867374 - Ceramic insulation coated electric wire self-fusing ceramic insulation coated electric wire coating composition and coil and voices coil for speaker