Average Co-Inventor Count = 2.80
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 Industrial Co., Ltd. (7 from 27,375 patents)
7 patents:
1. D269442 - Electronic translator
2. D264716 - Clock radio
3. D263221 - Combined cassette recorder and radio receiver
4. D262367 - Combined cassette recorder and radio receiver
5. D262111 - Portable radio
6. D260890 - Radio receiver
7. D245037 - Combined radio receiver and cassette tape recorder