Average Co-Inventor Count = 1.29
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. Tokyo Electric Co. (2 from 492 patents)
2. Toshiba Tec Kabushiki Kaisha (1 from 6,190 patents)
3 patents:
1. 6072599 - Facsimile apparatus
2. 4815878 - Printing apparatus and a paper controlling method for a printer wherein
3. 4602880 - Dot printing device