Average Co-Inventor Count = 3.43
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. Taisho Denki Kogyo Kabushiki Kaisha (2 from 2 patents)
2. Sony Corporation (1 from 58,129 patents)
2 patents:
1. 5583392 - CRT anode cap
2. 4422707 - CRT Anode cap