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Forward Citations = 194

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8 inventors (with patents filed for the assignee):

Masahiro Tsujita (10 out of 17 patents)

Tsutomu Yamakawa (3 out of 10 patents)

Akitoshi Katsumata (3 out of 6 patents)

4. Tatsuya Nagano (3 out of 7 patents)

5. Koichi Ogawa (3 out of 73 patents)

6. Kazuhide Kitou (2 out of 3 patents)

7. Hideyuki Nagaoka (1 out of 4 patents)

8. Yoshitaka Yamauchi (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 9113799 - Radiation imaging apparatus and imaging method using radiation (2015-08-25),

2. 9084568 - Radiation imaging apparatus and imaging method using radiation (2015-07-21),

3. 8891845 - Image processing apparatus and image processing method (2014-11-18),

4. 7435184 - Bowling system using network (2008-10-14),

5. 6524192 - Bowling pin arrangement control device and its connecting unit (2003-02-25),

6. 6464595 - Automatic bowling scoring apparatus and bowling alley management system (2002-10-15),

7. 6325725 - Bowling alley management system (2001-12-04),

8. 6270421 - Display unit for bowling alley (2001-08-07),

9. 6230065 - Bowling score display apparatus (2001-05-08),

10. 6048272 - Automatic bowling scoring apparatus and bowling alley management system (2000-04-11),

11. 5241379 - Automatic bowling scoring system (1993-08-31),

Telesystems Co., Ltd. is a leading provider of telecommunications solutions, specializing in voice and data services for businesses of all sizes. With a strong focus on innovation and customer satisfaction, Telesystems delivers reliable and cost-effective communication solutions to help businesses stay connected and productive. With a team of experienced professionals and a commitment to excellence, Telesystems is your trusted partner for all your telecom needs.

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Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

11 Patents

#388 in Osaka

#4,039 in Japan

#50,159 in the World

Osaka, Japan

Telesystems Co., Ltd.