Average Co-Inventor Count = 5.39
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. Victor Company of Japan, Limited (4 from 2,887 patents)
4 patents:
1. 5226029 - Electric charge image recording medium and recording/reproducing
2. 5087929 - Method electrophotographic printing
3. 5005998 - Cartridge for a printer system
4. 4917513 - Thermal imprint recording apparatus