Average Co-Inventor Count = 3.43
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 52,751 patents)
2 patents:
1. 5075729 - Image forming apparatus having a developing and cleaning function using
2. 4629673 - Resin-coated carrier for use in two-component electrophotographic