Average Co-Inventor Count = 5.27
ph-index = 8
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. (8 from 42,485 patents)
8 patents:
1. 5617518 - Output control method and system of servers
2. 5483632 - Method and system of help-information control
3. 5434963 - Method and system of help-information control method and system
4. 5353399 - Method and system for selecting devices in information networks,
5. 5241655 - Menu presentation method and data processing apparatus
6. 5142618 - Window management apparatus for a document creating apparatus
7. 5003499 - Document preparation apparatus having rearrangement apparatus for
8. 4951233 - Document producing apparatus having in-document layout display