Average Co-Inventor Count = 3.83
ph-index = 5
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-High-Technologies Corporation (12 from 2,874 patents)
2. Hitachi High-Tech Corporation (6 from 1,146 patents)
3. Hitachi, Ltd. (1 from 42,517 patents)
4. Hitachi High-Technologies Corpoartion (1 from 5 patents)
20 patents:
1. D1089283 - Display screen with graphical user interface
2. D1089255 - Display screen with graphical user interface
3. D1088028 - Display screen with graphical user interface
4. D1087157 - Display screen with graphical user interface
5. D1078773 - Display screen with graphical user interface
6. D1029023 - Display screen with graphical user interface
7. D872754 - Display screen or portion thereof with graphical user interface
8. 10020163 - Charged particle beam apparatus, specimen observation system and operation program
9. 9792832 - Charged particle beam apparatus, specimen observation system and operation program
10. D780767 - Display screen with graphical user interface
11. D778920 - Display screen with graphical user interface
12. D774516 - Display screen with graphical user interface
13. D774045 - Display screen with graphical user interface
14. D774046 - Display screen with graphical user interface
15. D774048 - Display screen with graphical user interface