Average Co-Inventor Count = 3.92
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. Teac Corporation (25 from 1,030 patents)
25 patents:
1. D459336 - Combined radio receiver and digital audio disc player
2. D436596 - Magnetic disc memory
3. D434749 - Combined digital audio disc player, amplifier and tuner
4. D408407 - Digital audio disc player
5. D408408 - Digital audio disc player
6. D391571 - Optical disc player
7. D367052 - Combined audio mixer and tape recorder
8. D362666 - Digital audio tape recorder
9. D340716 - Digital audio disc player
10. D338671 - Streaming cassette tape drive
11. D338520 - Air cleaner
12. D337753 - Synchronization controller for electric machines
13. D331574 - Combined disk drive and streaming cassette tape drive
14. D325910 - Combined audio mixer and tape recorder
15. D325737 - Audio mixer