Average Co-Inventor Count = 1.38
ph-index = 4
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. Increment P Corporation (5 from 38 patents)
2. Pioneer Corporation (3 from 2,648 patents)
3. Other (1 from 832,880 patents)
4. Hitachi, Ltd. (1 from 42,508 patents)
5. Hitachi Power Solutions Co., Ltd. (1 from 36 patents)
9 patents:
1. 10558513 - System management apparatus and system management method
2. 10282176 - Management apparatus and management method
3. 8126644 - Travel support system, method thereof, program thereof, and recording medium containing the program
4. 7860647 - Guide report device, system thereof, method thereof, program for executing the method, and recording medium containing the program
5. 7683805 - Traffic situation display device, method and program thereof and recording medium with the program recorded therein
6. 7536545 - Navigation apparatus, navigation system, method thereof, program thereof, and recording medium thereof
7. 7308358 - Navigator, navigation system, navigation method, data processing apparatus, data processing method, program thereof, and recording medium thereof
8. 7146270 - Vehicle allocation processing apparatus, system, method, and program, and recording medium recording the program
9. 6810325 - Position locating system, server, position locating method, and program