Average Co-Inventor Count = 2.45
ph-index = 6
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. Maxell, Ltd. (22 from 881 patents)
2. Hitachi, Ltd. (13 from 42,485 patents)
3. Hitachi Maxell, Limited (5 from 1,112 patents)
4. Hitachi Consumer Electronics Co., Ltd. (2 from 365 patents)
42 patents:
1. 12372789 - Display terminal, application control system and application control method
2. 12347334 - Road guidance system and mobile information terminal used in same
3. 12306917 - Information processing apparatus, user authentication network system, and user authentication method
4. 12284326 - Reception device, display control method, transmission device, and transmission method for program content type
5. 12249338 - Information processing device and digital assistant system
6. 12192564 - Digital contents receiver, digital contents receiving method and digital contents transmitting and receiving method
7. 12163806 - Information processing apparatus
8. 12039223 - Head-mountable information processing apparatus
9. 12032164 - Head-mount display and head-mount display system that display virtual space information on a display
10. 11985291 - Reception device, display control method, transmission device, and transmission method for program content type
11. 11947757 - Personal digital assistant
12. 11831945 - Digital contents receiver, digital contents receiving method and digital contents transmitting and receiving method
13. 11810567 - Speech recognition device, speech-recognition-device coordination system, and speech-recognition-device coordination method
14. 11733039 - Information processing apparatus
15. 11659152 - Reception device, display control method, transmission device, and transmission method for program content type