Average Co-Inventor Count = 4.00
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. 5478992 - Management apparatus and automated teller machine
2. 5158274 - Group supervisory system for moving sheets between multiple automatons
3. 5152512 - Sheet receiving apparatus, sheet delivery apparatus and automatic
4. 4864108 - Apparatus for recording transactions and a recording method therefor