Average Co-Inventor Count = 2.27
ph-index = 12
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. (10 from 27,375 patents)
2. Panasonic Corporation (6 from 16,453 patents)
3. Kyushu Matsushita Electric Co., Ltd. (2 from 2 patents)
18 patents:
1. D714754 - Telephone base unit
2. D664520 - Telephone base unit
3. D657772 - Telephone base unit
4. D635118 - Telephone base unit
5. D616480 - Network camera
6. D584297 - Set of key buttons for a telephone handset
7. D576997 - Telephone base unit
8. D571361 - Telephone handset
9. D570324 - Telephone base unit
10. D401614 - Blackboard having the function of scanner and printer
11. D363924 - Combined scanner with printer
12. D290894 - Vacuum cleaner
13. D290714 - Combined typewriter and graphmaker
14. D290361 - Printer
15. D289764 - Printer