Average Co-Inventor Count = 6.28
ph-index = 9
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 Construction Machinery Co., Ltd. (7 from 1,504 patents)
2. Hitachi, Ltd. (4 from 42,496 patents)
11 patents:
1. 9286246 - System for managing task that is for processing to computer system and that is based on user operation and method for displaying information related to task of that type
2. D724604 - Portion of a display screen for a dump truck with graphical user interface
3. D715808 - Portion of a display screen for a self-propelled working machine with graphical user interface
4. D704202 - Construction machine display with graphic user interface
5. D700619 - Construction machine display with a graphic user interface
6. D693834 - Construction machine display with a graphic user interface
7. D656153 - Computer display with graphical user interface
8. D640264 - Graphical user interface for a display screen
9. D549721 - Graphic user interface for display for construction machine
10. D549722 - Graphic user interface for display for construction machine
11. 6868308 - Operation guidance method of clinical system