Average Co-Inventor Count = 2.40
ph-index = 1
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. Japan Cash Machine Co., Ltd. (4 from 117 patents)
4 patents:
1. 9478089 - System for handling valuable documents
2. 8528715 - Modularized document handler
3. 7980557 - Document handler capable of protecting a built-in sensor from extraneous substance
4. 7112130 - Coin changing machine