Average Co-Inventor Count = 3.20
ph-index = 3
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. Hitachi, Ltd. (6 from 42,517 patents)
2. Maxell, Ltd. (6 from 895 patents)
3. Hitachi Maxell, Limited (3 from 1,112 patents)
4. Hitachi Consumer Electronics Co., Ltd. (1 from 365 patents)
16 patents:
1. 12219202 - Multimedia player displaying operation panel depending on contents
2. 11974008 - Multimedia player displaying operation panel depending on contents
3. 11974007 - Multimedia player displaying operation panel depending on contents
4. 11924502 - Multimedia player displaying operation panel depending on contents
5. 11812091 - Multimedia player displaying operation panel depending on contents
6. 11470379 - Multimedia player displaying operation panel depending on contents
7. 9743129 - Multimedia player displaying operation panel depending on contents
8. 9489985 - Multimedia player displaying operation panel depending on contents
9. 9154545 - Video information control apparatus and method
10. 8566890 - Video information control apparatus and method
11. 8170394 - Multimedia player displaying operation panel depending on contents
12. 7660514 - Video recorder and method for reserve-recording a broadcast program
13. 6134377 - Disk regenerative apparatus
14. 5754731 - Disk regenerative apparatus
15. 5631710 - Television system containing a video compact disk reproducer