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Kawasaki, Japan

Nitsuko Corporation

USPTO Granted Patents = 86

Trademarks = 1

Forward Citations = 882

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79 inventors (with patents filed for the assignee):

Eiichi Taniguchi (8 out of 33 patents)

Yoshio Sasaki (8 out of 8 patents)

Hiroshi Inaba (6 out of 6 patents)

4. Tadamine Toh (6 out of 29 patents)

5. Yoshiji Tanimoto (5 out of 6 patents)

6. Minoru Okumura (4 out of 4 patents)

7. Tsuneji Kimeda (4 out of 5 patents)

8. Tadahiro Yoshida (4 out of 4 patents)

9. Toshio Nishimura (4 out of 4 patents)

10. Hiroshi Yamagishi (4 out of 4 patents)

11. Akiyoshi Hattori (4 out of 4 patents)

12. Iwamasa Nishikado (4 out of 4 patents)

13. Shinji Nakamura (3 out of 10 patents)

14. Yoshihiro Harakawa (3 out of 4 patents)

15. Koji Izawa (3 out of 4 patents)

Core Competencies:

Telephone Set

Key Telephone System

Point Of Sale Terminal

Voice Signal Transmission

Ringing Signal Control

Digital Data Capability

Cordless Telephone

Data Transmission System

Sales Processing Terminal

Intercall Console

Multifunction Telephone

Surge Voltage Suppression

86 patents: Sort by Forward Citations

1. 7344069 - POS system (2008-03-18),

2. D436353 - Switching apparatus for telephone set (2001-01-17),

3. 6145683 - Set-up assembly of casing for electric appliances (2000-11-14),

4. 5933807 - Screen control apparatus and screen control method (1999-08-03),

5. 5926105 - Router having a security function (1999-07-20),

6. D410654 - Switching apparatus for telephone set (1999-06-08),

7. 5823504 - Adjusting mechanism for adjusting the installation angle of appliances (1998-10-20),

8. D395048 - Switching apparatus for telephone set (1998-06-09),

9. D389813 - Sales business terminal unit (1998-01-27),

10. D375497 - Telephone set (1996-11-12),

11. D375309 - Telephone set (1996-11-05),

12. D375308 - Telehone set (1996-11-05),

13. D375100 - Extension ringing console apparatus for a telephone set (1996-10-29),

14. 5463676 - Key telephone system with a voice storage equipment (1995-10-31),

15. 5426695 - Ringing signal control circuit capable of suppressing surge voltage (1995-06-20),

Nitsuko Corporation is a leading global technology company specializing in telecommunications solutions. With a wide range of products and services, Nitsuko aims to empower businesses with advanced communication systems. Visit their website for more information.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

86 Patents

#20 in Kawasaki

#1,240 in Japan

#8,853 in the World

Kawasaki, Japan

Nitsuko Corporation

Forward Citations = 882

79 inventors:

Eiichi Taniguchi (8 out of 33 patents)

Yoshio Sasaki (8 out of 8 patents)

Hiroshi Inaba (6 out of 6 patents)

4. Tadamine Toh (6 out of 29 patents)

5. Yoshiji Tanimoto (5 out of 6 patents)

Please report any incorrect information to [email protected]

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