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Forward Citations = 214

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6 inventors (with patents filed for the assignee):

Keiichi Nakajima (10 out of 14 patents)

Masayoshi Son (4 out of 12 patents)

Satoru Yoshikawa (2 out of 2 patents)

4. Kazuhisa Shibayama (1 out of 6 patents)

5. Hirofusa Watamori (1 out of 3 patents)

6. Hirokazu Miyazaki (1 out of 13 patents)

15 patents: Sort by Forward Citations

1. 8995988 - Communication characteristic analyzing system, communication characteristic analyzing method, and communication characteristic analyzing program (2015-03-31),

2. 7865401 - Electronic settlement system, settlement apparatus, and terminal (2011-01-04),

3. 7657490 - Electronic settlement system, settlement device, and terminal (2010-02-02),

4. 7571117 - Electronic authentication system, authentication apparatus, and terminal (2009-08-04),

5. 7561563 - Communication path setting method and communication path setting system (2009-07-14),

6. 7523067 - Electronic settlement system, settlement apparatus, and terminal (2009-04-21),

7. 7484025 - PC card and PC card control method (2009-01-27),

8. 7460521 - Communication system, call connection server, terminal apparatus and communication method (2008-12-02),

9. 7457782 - Electronic settlement system, settlement apparatus and terminal (2008-11-25),

10. 7448540 - Electronic settlement system, settlement apparatus and terminal (2008-11-11),

11. 7430522 - Exchange rate calculator (2008-09-30),

12. 7296755 - Electronic payment system, payment apparatus and terminal thereof (2007-11-20),

13. 7273183 - Wireless tag (2007-09-25),

14. 7265989 - PC card (2007-09-04),

15. 7014106 - Electronic payment system, payment apparatus, and terminal thereof (2006-03-21),

SOFTBANKBB Corporation is a Japanese telecommunications and Internet corporation. They provide various services including high-speed internet, mobile communications, and digital content distribution.

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USPTO Data Jan 1 1976 - Jan 13 2026

15 Patents

#1,343 in Tokyo

#3,371 in Japan

#38,775 in the World

Tokyo, Japan

Softbankbb Corporation