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. Glory Ltd. (1 from 466 patents)
2. Sumitomo Metal Co., Ltd. (1 from 2 patents)
2 patents:
1. 8668068 - Coin handling apparatus, coin handling method and coin handling system
2. 4825079 - Pyroelectric infrared detector