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Hiratsuka, Japan

Shonan Gosei-Jushi Seisakusho K.k.

USPTO Granted Patents = 84

CIPO Patents = 1

EPO Patents = 8

Trademarks = 1

Forward Citations = 884

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21 inventors (with patents filed for the assignee):

Takao Kamiyama (79 out of 89 patents)

Yasuhiro Yokoshima (38 out of 48 patents)

Koji Kaneta (33 out of 34 patents)

4. Kenji Fujii (32 out of 158 patents)

5. Shigeru Endoh (24 out of 34 patents)

6. Hiroyuki Aoki (15 out of 23 patents)

7. Makoto Ishida (12 out of 14 patents)

8. Takeshi Hasegawa (8 out of 13 patents)

9. Fuminori Tanaka (5 out of 5 patents)

10. Katsuyori Miura (5 out of 7 patents)

11. Ryoichi Goto (2 out of 2 patents)

12. Guochun Xu (1 out of 1 patent)

13. Takashi Ookubo (1 out of 1 patent)

14. Seiya Chiba (1 out of 1 patent)

15. Takahiko Tsujisawa (1 out of 1 patent)

Core Competencies:

Pipe Rehabilitation

Lateral Pipe Lining

Drilling Apparatus

Position Adjusting Spacer

Fluid Injection Method

Pipeline Lining Material

Rehabilitating Pipe

Manhole Rehabilitation

Segment for Rehabilitation Pipe

Auxiliary Tool for Fluid Filling

Boring Device

Liner for Manhole

84 patents: Sort by Forward Citations

1. 11821566 - Pipe robot (2023-11-21),

2. 11319975 - Pipe connection tool and pipe connection method (2022-05-03),

3. 11248733 - Method for linking segments for rehabilitation pipe and linking tool (2022-02-15),

4. 11226060 - Pipe rehabilitation method (2022-01-18),

5. 10661464 - Drilling apparatus and drilling method (2020-05-26),

6. 10190721 - Position adjusting spacer and method for adjusting the position of a rehabilitation pipe using such (2019-01-29),

7. 9890892 - Method for rehabilitating a pipe (2018-02-13),

8. 9797539 - Pipe rehabilitation method (2017-10-24),

9. 9518692 - Pipe rehabilitation method (2016-12-13),

10. 9291295 - Segment for a rehabilitation pipe, and pipe rehabilitation method (2016-03-22),

11. 9200742 - Lateral pipe-lining method (2015-12-01),

12. 9194528 - Pipe rehabilitation method (2015-11-24),

13. 9068686 - Rehabilitation pipe and pipe rehabilitation method (2015-06-30),

14. 9052052 - Segment for a rehabilitation pipe, and pipe rehabilitation method (2015-06-09),

15. 8715442 - Lateral pipe lining material and lateral pipe lining method (2014-05-06),

Shonan Gosei-Jushi Seisakusho K.K. is a leading manufacturer and supplier of plastic injection molded components. With a commitment to quality, innovation, and customer satisfaction, we offer a diverse range of products for various industries. Our company specializes in manufacturing high-precision plastic parts, including automotive components, medical devices, consumer electronics, and more. With state-of-the-art facilities and advanced technologies, we ensure the highest level of precision and efficiency in our manufacturing processes. Visit our website for more information and to explore our extensive range of products and services.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

84 Patents

#1 in Hiratsuka

#1,238 in Japan

#8,818 in the World

Hiratsuka, Japan

Shonan Gosei-Jushi Seisakusho K.k.

Forward Citations = 884

21 inventors:

Takao Kamiyama (79 out of 89 patents)

Yasuhiro Yokoshima (38 out of 48 patents)

Koji Kaneta (33 out of 34 patents)

4. Kenji Fujii (32 out of 158 patents)

5. Shigeru Endoh (24 out of 34 patents)

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