Average Co-Inventor Count = 1.23
ph-index = 9
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. Pioneer Corporation (12 from 2,649 patents)
2. Pioneer Design Corporation (1 from 9 patents)
12 patents:
1. D745857 - Digital video disc player with tuner and amplifier for automobile
2. D732508 - Earphone
3. D732504 - Headphone
4. D731907 - Car navigation
5. D731338 - Car navigation
6. D724049 - Combined digital video disc player with tuner and amplifier for automobile
7. D715771 - Controller for a digital audio player
8. D681604 - Speaker box with amplifier
9. D677244 - Speaker box with amplifier
10. D587226 - Television receiver
11. D563913 - Television receiver
12. 6882326 - Portable information terminal