Average Co-Inventor Count = 3.00
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. Matsushita Electric Works, Ltd. (2 from 1,623 patents)
2. Ts Tech Co., Ltd. (1 from 901 patents)
2 patents:
1. 6065806 - Massaging device
2. 6056708 - Massaging apparatus having frame with opening and a cover stretched over