Average Co-Inventor Count = 5.54
ph-index = 13
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. (21 from 42,508 patents)
21 patents:
1. 7057602 - Interactive control system having plural displays, and a method thereof
2. 7043399 - Electro-magnetic analysis program of electric rotating machine
3. 6965376 - Video or information processing method and processing apparatus, and monitoring method and monitoring apparatus using the same
4. 6870480 - Maintenance service system for home electric appliances
5. 6768315 - Voltage measuring apparatus for sheathed power cable
6. 6441802 - Interactive control system having plural displays, and a method thereof
7. 6337709 - Image display device
8. 6335722 - Video or information processing method and processing apparatus, and monitoring method and monitoring apparatus using the same
9. 6211857 - Interaction support system and method
10. 6100857 - Interactive control system having plural displays, and a method thereof
11. 6072503 - Video synchronization processing method and apparatus
12. 5969697 - Interactive control system having plural displays, and a method thereof
13. 5880728 - Video display controlling method for differentiating display quality
14. 5777597 - Interaction support system and method
15. 5664087 - Method and apparatus for defining procedures to be executed