Average Co-Inventor Count = 2.34
ph-index = 3
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. Ricoh Company, Ltd. (19 from 28,544 patents)
19 patents:
1. 10585638 - Terminal apparatus, output apparatus, and information processing system
2. 10305685 - Communications system and communications method
3. 10243676 - Information distribution system
4. 10079930 - Information processing apparatus, information processing system, and information processing method
5. 10051412 - Locational information transmission system, locational information transmission apparatus, and information processing device
6. D819606 - Speaker with multiple diaphragms
7. 9960858 - Positional information transmission system, positional information transmitter, and positional information transmitting method
8. 9955259 - Transmitter and position information management system
9. 9826377 - Information processing apparatus, information processing system, and information processing method
10. 9799929 - Apparatus, apparatus authentication management system and apparatus authentication method
11. 9736576 - Energy conversion apparatus and speaker structure
12. 9723432 - Information providing system, information terminal and information providing server, to update delivery information based on behavioral trends of plural terminals
13. 9691016 - RFID tag for a package of tablets
14. 9519854 - RFID tag, RFID system, and package including RFID tag
15. 9510100 - Energy converter, speaker, and method of manufacturing energy converter