Average Co-Inventor Count = 3.75
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. Yuyama Mfg. Co., Ltd. (2 from 249 patents)
2 patents:
1. 8403010 - Tablet filling device
2. 8381491 - Vial lid fastening device and medicine accommodating and removing device