Average Co-Inventor Count = 2.67
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. Toshiba Kikai Kabushiki Kaisha (2 from 746 patents)
2 patents:
1. 5601021 - Printing cylinder holding apparatus for printing machine
2. 4170177 - Printing machine inking device with plurality of cam levers