Average Co-Inventor Count = 2.40
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. Kabushiki Kaisha Toshiba (2 from 52,730 patents)
2 patents:
1. 5109309 - Cassette loading device for loading tape cassette having different
2. 5105319 - Magnetic recording/reproducing apparatus in which tape cassettes of