Average Co-Inventor Count = 2.71
ph-index = 10
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. (43 from 27,375 patents)
43 patents:
1. D290701 - Radio tuner
2. D283613 - Combined radio receiver and tape recorder
3. D278144 - Combined tape recorder and radio receiver
4. D276908 - Combined radio and cassette tape recorder
5. D276913 - Radio receiver
6. D274722 - Combined radio receiver and tape recorder
7. D273678 - Clock radio
8. D273379 - Combined portable radio and cassette tape recorder
9. D273382 - Radio receiver
10. D273292 - Combined portable radio and cassette tape recorder
11. D267717 - Clock radio
12. D266664 - Combined radio receiver and tape recorder
13. D266166 - Clock radio
14. D265398 - Combined tuner and tape deck
15. D264717 - Radio receiver