Average Co-Inventor Count = 1.00
ph-index = 3
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. Tokyo Shibaura Denki Kabushiki Kaisha (2 from 2,916 patents)
2. Toshiba Shibaura Denki Kabushiki Kaisha (1 from 3 patents)
3 patents:
1. D278051 - Cassette player
2. D276999 - Cassette player
3. D276521 - Radio tuner