Average Co-Inventor Count = 2.57
ph-index = 2
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. (3 from 249 patents)
3 patents:
1. 6789696 - Multi-connected ampoules dispensing apparatus
2. 6692211 - Transfusion bottle feed apparatus
3. 5852971 - Printing apparatus for medicine bag