Average Co-Inventor Count = 2.47
ph-index = 5
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. Fujitsu Corporation (8 from 39,228 patents)
2. Fujitsu General Limited (1 from 392 patents)
8 patents:
1. 8274367 - RFID system and RFID tag
2. 8138920 - Tag reader
3. 7661598 - Mechanism for attaching RFID tag, transfer device and transfer system using RFID tag
4. 7110574 - Extension device providing security function
5. 7010145 - Extension device providing security function
6. 6873356 - Expansion unit, portable data processing apparatus and imaging device
7. 6742070 - Function-expansion device detachably connecting electronic equipment
8. 6525932 - Expansion unit and electronic apparatus