Average Co-Inventor Count = 2.80
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. Fuji Medical Instruments Mfg. Co., Ltd. (5 from 25 patents)
5 patents:
1. 10568801 - Chair type massage machine and method for manufacturing the same
2. 10441497 - Chair-type massage machine
3. 10327979 - Chair-type massage machine
4. D730072 - Massage chair
5. D680766 - Massage chair