Average Co-Inventor Count = 5.48
ph-index = 14
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. (24 from 42,485 patents)
2. Hitachi Home Electronics (america), Inc. (5 from 26 patents)
3. Hitachi Maxell, Limited (1 from 1,112 patents)
4. Hitachi Maxwell, Ltd. (1 from 56 patents)
5. Hitachi Advanced Digital, Inc. (1 from 2 patents)
32 patents:
1. D722636 - Projector
2. D718802 - Projector
3. D718360 - Video camera
4. D585035 - Television receiver
5. D584703 - Television receiver
6. D566068 - Television receiver
7. D564987 - Television receiver
8. D563916 - Television receiver
9. D557228 - Television receiver
10. D545811 - Speaker
11. D533170 - Television stand
12. D533171 - Television stand
13. D531592 - Television console
14. D528087 - Television console
15. D463431 - Display device