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Tochigi-ken, Japan

Sankin Kogyo Kabushiki Kaisha

USPTO Granted Patents = 22

CIPO Patents = 1

Forward Citations = 207

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30 inventors (with patents filed for the assignee):

Sadayuki Yuhda (6 out of 7 patents)

Katsuyuki Nakagawa (5 out of 5 patents)

Ryuzo Kanomi (3 out of 3 patents)

4. Tadashi Kimura (3 out of 3 patents)

5. Tomoyuki Tsubota (2 out of 2 patents)

6. Minoru Ai (2 out of 5 patents)

7. Masahiko Ueda (2 out of 2 patents)

8. Fumio Yogosawa (2 out of 3 patents)

9. Sadayuki Yuda (2 out of 2 patents)

10. Masahiro Suganuma (2 out of 2 patents)

11. Naoki Oda (2 out of 2 patents)

12. Isamu Kato (2 out of 2 patents)

13. Yoshimasa Igarashi (1 out of 2 patents)

14. Yoshiharu Shin (1 out of 1 patent)

15. Hiroshi Kameda (1 out of 1 patent)

22 patents: Sort by Forward Citations

1. 6354834 - Orthodontic supporting structure (2002-03-12),

2. 6164964 - Orthodontic appliance and bracket (2000-12-26),

3. 6095808 - Orthodontic appliance and bracket (2000-08-01),

4. 6063832 - Method of setting a dental cement composition (2000-05-16),

5. 6033221 - Denture producing device (2000-03-07),

6. 6024563 - Occlusion observing device (2000-02-15),

7. 5921774 - Supporting body for use in orthodontic appliance and method (1999-07-13),

8. 5876200 - Denture producing device (1999-03-02),

9. 5762492 - Orthodontic appliance (1998-06-09),

10. D362069 - Dental articulator (1995-09-05),

11. 5304577 - Medical or dental hardening compositions (1994-04-19),

12. 5108506 - Dental cement hardened by a carboxyl group-modified silicone oil and a (1992-04-28),

13. 4822567 - Antibiotic alloys (1989-04-18),

14. 4800156 - Anaerobic germiculture receptacle (1989-01-24),

15. 4783491 - Dental materials having X-ray contrastability (1988-11-08),

Sankin Kogyo Kabushiki Kaisha is a leading construction company based in Japan. With over 50 years of experience, they specialize in civil engineering, construction work, and building maintenance services. Their commitment to quality and innovation has made them a trusted partner for both public and private sector projects.

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

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USPTO Data Jan 1 1976 - Dec 30 2025

22 Patents

#1 in Tochigi-ken

#2,725 in Japan

#27,905 in the World

Tochigi-ken, Japan

Sankin Kogyo Kabushiki Kaisha

Forward Citations = 207

30 inventors:

Sadayuki Yuhda (6 out of 7 patents)

Katsuyuki Nakagawa (5 out of 5 patents)

Ryuzo Kanomi (3 out of 3 patents)

4. Tadashi Kimura (3 out of 3 patents)

5. Tomoyuki Tsubota (2 out of 2 patents)

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