Average Co-Inventor Count = 5.66
ph-index = 7
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. (7 from 42,485 patents)
2. Nichirei Corporation (1 from 11 patents)
7 patents:
1. 6321983 - Method for managing life cycles and system for the same
2. 5496175 - Questionnaire system
3. 5383111 - Visual merchandizing (VMD) control method and system
4. 5313392 - Method for supporting merchandise management operation and system
5. 5237498 - System and method for computing profits for individual entities of an
6. 4947322 - Method of managing layout of goods
7. 4852001 - Job scheduling method and system