Average Co-Inventor Count = 3.31
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 (49 from 1,030 patents)
2. Ye Data Inc. (2 from 13 patents)
3. Teac Corportion (1 from 2 patents)
50 patents:
1. D658163 - Microphone
2. D580437 - Receiver
3. D580436 - Transmitter
4. D555632 - Digital audio disc player
5. D522985 - Digital audio disk player with radio tuner and tape recorder
6. D506471 - Data memory storage drive
7. D447469 - Digital audio disc player
8. D444138 - Combined amplifier and tuner
9. D443868 - Combined digital audio disc player, amplifier and tuner
10. D442937 - Combined record player, radio tuner and amplifier
11. D442573 - Combined digital audio disc player, radio tuner and amplifier
12. D441351 - Combined digital audio disc player, amplifier and tuner
13. D439236 - Combined digital audio disc player and tape recorder
14. D439239 - Speaker box
15. D439240 - Speaker box