Average Co-Inventor Count = 3.98
ph-index = 16
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. (92 from 42,430 patents)
2. Maxell, Ltd. (14 from 854 patents)
3. Hitachi Maxell, Limited (6 from 1,112 patents)
4. Hitachi Microcomputer Engineering, Ltd. (4 from 149 patents)
5. Other (2 from 831,952 patents)
6. Hitachi Video Engineering, Incorporated (1 from 66 patents)
7. Fipa Frohwitter Intellectual Property Ag (1 from 11 patents)
8. Hitachi Video Eng. Inc. (1 from 9 patents)
9. .engineering, Inc. (1 from 6 patents)
10. Hitachi Microcomputer Hitachi, Ltd. (1 from 1 patent)
11. Hitachi Microcomputer Eng. Co. (1 from 1 patent)
116 patents:
1. 12389221 - Mobile terminal and control method thereof
2. 12282708 - Portable terminal device and information processing system
3. 12108116 - Mobile terminal and video display apparatus
4. 11924633 - Mobile terminal and control method thereof
5. 11861264 - Portable terminal device and information processing system
6. 11711585 - Mobile terminal and video display apparatus
7. 11487502 - Portable terminal device and information processing system
8. 11388593 - Mobile terminal and control method thereof
9. 11159853 - Mobile terminal and video display apparatus
10. 10555042 - Mobile terminal and video display apparatus
11. 10303433 - Portable terminal device and information processing system
12. 10295896 - Display system, display device, display terminal, display method of display terminal, and control program
13. 10264456 - Mobile terminal and control method thereof
14. 10212586 - Mobile terminal and control method thereof
15. 9942483 - Information processing device and method using display for auxiliary light