Average Co-Inventor Count = 2.75
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 Industrial Co., Ltd. (7 from 27,375 patents)
7 patents:
1. D266166 - Clock radio
2. D259785 - Combined tape recorder and radio receiver
3. D252203 - Combined radio receiver and cartridge player and recorder or the like
4. D251429 - Radio receiver
5. D249682 - Combination microphone, speaker and control unit for a radio transceiver
6. D247493 - Portable radio receiver
7. D244227 - Portable radio