Average Co-Inventor Count = 6.28
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. Sanyo Electric Co., Ltd. (2 from 8,780 patents)
2. Sanyo Electric., Ltd. (1 from 11 patents)
3 patents:
1. 5661567 - Complex recording apparatus having analog copying function and a digital
2. 5043762 - Copy system
3. 5030990 - Apparatus for inputting image forming condition