Average Co-Inventor Count = 5.11
ph-index = 4
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. Hitachi, Ltd. (4 from 42,485 patents)
4 patents:
1. 6502124 - Method of and apparatus for managing licensed software
2. 5802260 - Printing system
3. 5799206 - Remote print system having a plurality of computers which are capable of
4. 5625757 - Printing system