IDiyas

For the Inventor, By the Inventor

Hino, Japan

Masayuki Tsurusaki

USPTO Granted Patents = 14


Average Co-Inventor Count = 3.6

ph-index = 5

Forward Citations = 144(Granted Patents)


Location History:

  • Tokyo, JP (1988 - 1991)
  • Hino, JP (1989 - 2003)

Company Filing History:

goldMedal14 out of 52,711 
 
Kabushiki Kaisha Toshiba
 patents

Years Active: 1988-2003

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14 patents (USPTO):Explore Patents
1. 6633631 - Digital key telephone system and extension terminal device thereof (2003-10-14),
2. 6496576 - Digital key telephone system and extension terminal device thereof (2002-12-17),
3. 6456705 - Digital key telephone system and extension terminal device thereof (2002-09-24),
4. 6408060 - Digital key telephone system and extension terminal device thereof (2002-06-18),
5. 6377671 - Digital key telephone system and extension terminal device thereof (2002-04-23),
6. 6373924 - Digital key telephone system and extension terminal device thereof (2002-04-16),
7. 6263061 - Digital button telephone system and extension terminal for the same (2001-07-17),
8. 5335270 - Bell signal generating circuit (1994-08-02),
9. 5105461 - Telephone line interface circuit (1992-04-14),
10. 5040172 - Communication method utilizing channel highway and digital communication (1991-08-13),
11. 5033081 - Key telephone system (1991-07-16),
12. 4887264 - Digital key telephone system (1989-12-12),
13. 4852158 - Telephone system allowing hold releasing request from central office line (1989-07-25),
14. 4764954 - Automatic gain control in a loudspeaker telephone set (1988-08-16),

Title: Masayuki Tsurusaki: Innovator in Digital Key Telephone Systems

Introduction

Masayuki Tsurusaki is a prominent inventor based in Hino, Japan. He has made significant contributions to the field of telecommunications, particularly in the development of digital key telephone systems. With a total of 14 patents to his name, Tsurusaki continues to push the boundaries of innovation in this area.

Latest Patents

One of Tsurusaki's latest inventions is a digital key telephone system and extension terminal device. This system is designed to connect to an analog public network and has the capability to transmit a ringing signal that includes identification information of a calling line through a subscriber line. The system accommodates multiple extension lines, each connected to either a digital key telephone or a standard telephone. It features a called party storage means that stores information correlating the calling line with the extension terminals. When a ringing signal is received, the system detects the caller ID and determines the appropriate extension terminal to receive the call.

Career Highlights

Tsurusaki has been associated with Kabushiki Kaisha Toshiba, a leading company in the technology sector. His work has significantly advanced the functionality and efficiency of communication systems, making them more user-friendly and effective.

Collaborations

Some of Tsurusaki's notable coworkers include Hiroshi Mano and Setsuo Kimura. Their collaborative efforts have contributed to the successful development of innovative technologies in the telecommunications field.

Conclusion

Masayuki Tsurusaki's contributions to digital key telephone systems exemplify his commitment to innovation and excellence in telecommunications. His work continues to influence the industry and pave the way for future advancements.

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