Average Co-Inventor Count = 8.00
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 Tec Kabushiki Kaisha (2 from 6,174 patents)
2 patents:
1. 7857423 - Ink-jet head and head unit
2. 7434909 - Ink-jet head and head unit