Average Co-Inventor Count = 3.80
ph-index = 4
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. Panasonic Electric Works Co., Ltd. (5 from 394 patents)
2. Panasonic Corporation (3 from 16,453 patents)
3. Panasonic Electric Works, Ltd. (1 from 6 patents)
9 patents:
1. 8444580 - Passive exercise assisting device
2. 8323156 - Leg training equipment
3. 8162810 - Saddle for exercise equipment and exercise equipment using the same
4. 8083650 - Exercise assisting device
5. 8062197 - Exercise assisting device
6. 7972246 - Walking ability diagnosis system
7. 7942783 - Exercise aid device
8. 7931573 - Exercise assisting apparatus
9. 7914427 - Exercise assisting apparatus