Average Co-Inventor Count = 6.80
ph-index = 5
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. (7 from 1,623 patents)
2. Panasonic Electric Works Co., Ltd. (5 from 394 patents)
3. Panasonic Corporation (1 from 16,453 patents)
13 patents:
1. 8282584 - Massage chair
2. 8083700 - Chair type massager
3. 7892192 - Massaging device having a controller to give different reciprocating movements to each applicator along different axes
4. 7708340 - Massage chair
5. 7690724 - Message chair
6. 7566312 - Massage program control method, massage machine using the method, and controller for the massage machine
7. 7429251 - Massaging device having controller to remove dead points during operation
8. 7381194 - Massage chair
9. 7241271 - Massage machine
10. 6491652 - Massage device with flexible support straps
11. 6065806 - Massaging device
12. 5836645 - Lounger-type massage machine
13. 5779316 - Device for extending and retracting a footrest of a chair