Average Co-Inventor Count = 2.98
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. (22 from 42,485 patents)
2. Nec Infrontia Corporation (2 from 290 patents)
3. Babcock-hitachi Kabushiki Kaisha (1 from 222 patents)
25 patents:
1. 7766232 - Record management system and method to trace chemicals
2. 7761264 - Evaluation implement of environmental load and evaluation program of environmental load
3. 7711592 - System, method, and program for managing transport information
4. 7630857 - Environmental information aggregating apparatus and method
5. 7536239 - Chemical substance total management system, storage medium storing chemical substance management program and chemical substance total management method
6. 7532946 - Chemical substance total management system, storage medium storing chemical substance management program and chemical substance total management method
7. 7433757 - Chemical substance total management system, storage medium storing chemical substance management program and chemical substance total management method
8. 7272465 - Chemical substance total management system, storage medium storing chemical substance management program and chemical substance total management method
9. 7092960 - Chemical material integrated management system and method thereof
10. 7092851 - System, method and program for evaluating environmental load
11. 7072648 - FAULT MONITORING METHOD FOR COMMODITY MANAGEMENT RADIO COMMUNICATING APPARATUS, STORAGE MEDIUM FOR STORING FAULT MONITORING PROGRAM FOR COMMODITY MANAGEMENT RADIO APPARATUS AND FAULT MONITORING PROGRAM
12. 7003437 - System, method and program for evaluating environmental load
13. 6980883 - Chemical substance total management system, storage medium storing chemical substance management program and chemical substance total management method
14. 6934640 - Method and system for comprehensive management of chemical materials
15. 6778877 - Chemical substance total management system, storage medium storing chemical substance management program and chemical substance total management method