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Sansho Co., Ltd.

USPTO Granted Patents = 10

EPO Patents = 3

Forward Citations = 71

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26 inventors (with patents filed for the assignee):

Mitsuhiro Yoshida (5 out of 5 patents)

Yoshio Ishino (3 out of 5 patents)

Hiroyuki Fujimori (3 out of 3 patents)

4. Yutaka Morita (2 out of 11 patents)

5. Shigemitsu Ohsawa (2 out of 4 patents)

6. Masayoshi Kasai (2 out of 4 patents)

7. Hideo Yamaguchi (2 out of 2 patents)

8. Masahiro Kobayashi (2 out of 4 patents)

9. Atsunobu Mizote (2 out of 2 patents)

10. Yoshiyuki Iwamuro (2 out of 2 patents)

11. Akira Sasaki (1 out of 85 patents)

12. Hiroaki Yuasa (1 out of 7 patents)

13. Hiroki Okazaki (1 out of 6 patents)

14. Kimiko Murofushi (1 out of 4 patents)

15. Ikuko Masuda (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 10774100 - Crystal of cyclic phosphonic acid sodium salt and method for manufacturing same (2020-09-15),

2. 9085593 - Therapeutic agent for arthrosis (2015-07-21),

3. 5252588 - Percutaneously absorbable crosslinked polyvinylpyrrolidone eperisone or (1993-10-12),

4. 5246949 - Preparation for endermism containing dopamine derivatives (1993-09-21),

5. 5073375 - Pharmaceutical preparation for percutaneous administration containing (1991-12-17),

6. 5059427 - Pharmaceutical preparation for percutaneous administration containing (1991-10-22),

7. 5041437 - Pharmaceutical preparation for percutaneous administration containing (1991-08-20),

8. 4230525 - Process for improving qualities of paper (1980-10-28),

9. 4224103 - Bonding composition for incombustible fibrous materials (1980-09-23),

10. 4092823 - Timepiece having display cylinders (1978-06-06),

Sansho Co., Ltd. is a leading manufacturer of high-quality seasoning products based in Japan. Established in 1973, the company specializes in producing traditional Japanese spices such as Sansho pepper, Yuzu pepper, and Shichimi Togarashi. With a commitment to using only the finest ingredients and traditional techniques, Sansho Co., Ltd. has built a reputation for delivering authentic and flavorful seasonings to customers worldwide.

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

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USPTO Data Jan 1 1976 - Jan 6 2026

10 Patents

#1,687 in Tokyo

#4,288 in Japan

#54,349 in the World

Sansho Co., Ltd.

Forward Citations = 71

26 inventors:

Mitsuhiro Yoshida (5 out of 5 patents)

Yoshio Ishino (3 out of 5 patents)

Hiroyuki Fujimori (3 out of 3 patents)

4. Yutaka Morita (2 out of 11 patents)

5. Shigemitsu Ohsawa (2 out of 4 patents)

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