Average Co-Inventor Count = 4.94
ph-index = 11
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. (11 from 42,485 patents)
2. Hitachi Microcomputer Engineering, Ltd. (1 from 149 patents)
11 patents:
1. 5383111 - Visual merchandizing (VMD) control method and system
2. 5313392 - Method for supporting merchandise management operation and system
3. 5237496 - Inventory control method and system
4. 5237498 - System and method for computing profits for individual entities of an
5. 5179643 - Method of multi-dimensional analysis and display for a large volume of
6. 5161103 - Real time status monitoring system
7. 5128861 - Inventory control method and system
8. 5053970 - Work scheduling method
9. 4947322 - Method of managing layout of goods
10. 4692876 - Automatic freight stacking system
11. 4641271 - Piling planning method and piling system of cargoes by palletizing robot