Average Co-Inventor Count = 2.67
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. Laurel Precision Machines Co., Ltd. (2 from 53 patents)
2 patents:
1. 12046098 - Paper sheet processing device
2. 11401122 - Paper sheet processing device