% Expired Patents = 28.6

EPO Patents = 3

Forward Citations = 121

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21 inventors (with patents filed for the assignee):

Takayuki Takahashi (2 out of 2 patents)

Toshiro Higuchi (2 out of 4 patents)

Akihiro Suzuki (2 out of 2 patents)

4. Takashi Tsuzuku (2 out of 2 patents)

5. Yoshihiko Tanaka (2 out of 2 patents)

6. Atsushi Mimatsu (2 out of 2 patents)

7. Ken-ichi Kudoh (2 out of 2 patents)

8. Shoji Otsuka (1 out of 3 patents)

9. Susumu Kawasaki (1 out of 3 patents)

10. Shinichi Kawamoto (1 out of 3 patents)

11. Naoko Horikoshi (1 out of 1 patent)

12. Yukio Okada (1 out of 1 patent)

13. Kazuko Takeshita (1 out of 1 patent)

14. Takashi Sameshima (1 out of 1 patent)

15. Kenji Isshiki (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 8298758 - Method of multiplex microorganism detection (2012-10-30),

2. 7943334 - Method of detecting allergen (2011-05-17),

3. 6386099 - Continuous high-speed pickle injector (2002-05-14),

4. 6165528 - Method of injection into meat and pickle injector for use therein (2000-12-26),

5. 6014926 - Injection into meat and pickle injector for use therein (2000-01-18),

6. 5229679 - Microdrive apparatus (1993-07-20),

7. 5225750 - Microinjection apparatus, and method of controlling microinjection (1993-07-06),

Prima Meat Packers, Ltd. is a leading meat processing company based in Japan. With a history of over 80 years, the company specializes in producing high-quality meat products such as beef, pork, and chicken. Prima Meat Packers is known for its commitment to food safety, innovation, and sustainability. The company operates a network of production facilities and distribution centers to supply fresh and frozen meat products to customers worldwide.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

7 Patents

#2,278 in Tokyo

#5,441 in Japan

Tokyo, Japan

Prima Meat Packers, Ltd.