Average Co-Inventor Count = 4.03
ph-index = 6
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)
7 patents:
1. 4942884 - Portable battery powered electromagnetic therapy application
2. 4926881 - Portable battery powered electromagnetic therapy applicator
3. 4626666 - Self-regulating electric heater
4. 4576149 - Massager
5. 4479609 - Liquid sprayer
6. 4417587 - Blood pressure measuring apparatus
7. 4131121 - Method and device for setting curls in hair