Average Co-Inventor Count = 2.13
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. Fujitsu Corporation (5 from 39,230 patents)
2. Fujitsu General Limited (3 from 394 patents)
3. Sumitomo Mitsui Banking Corporation (2 from 6 patents)
4. The Sakura Bank, Limited (1 from 1 patent)
8 patents:
1. 7107454 - Signature system presenting user signature information
2. 7024390 - Electronic wallet management system, electronic wallet device, electronic wallet management unit, and terminal station
3. 7023452 - Image generation system, image generating method, and storage medium storing image generation program
4. 6196018 - Air conditioner
5. 6085168 - Electronic commerce settlement system
6. 5888133 - Air conditioner
7. 5873780 - Air conditioner
8. 5757270 - Antitheft device