Average Co-Inventor Count = 2.40
ph-index = 3
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. (4 from 249 patents)
4 patents:
1. 12303467 - Tablet receptacle and drug dispensing device
2. 8209942 - Medicine packing device
3. 7950202 - Medicine packing device
4. 7933683 - Partition plate usable for V-measure in medicine holding machine