% 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),

Company Overview

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 synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

7 Patents

#2,288 in Tokyo

#5,459 in Japan

Tokyo, Japan

Prima Meat Packers, Ltd.

Forward Citations = 121

21 inventors:

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)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Prima Meat Packers, Ltd.. Retrieved from https://idiyas.com/company/prima-meat-packers

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

3 patents (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]