Average Co-Inventor Count = 1.71
ph-index = 3
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. Seikosha Co., Ltd. (4 from 696 patents)
4 patents:
1. D360429 - Printer for computer
2. D343636 - Printer for a computer
3. D331596 - Printer for a computer
4. 4815876 - Printer