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Ajinomoto Co., Ltd.

USPTO Granted Patents = 1,929

CIPO Patents = 140

EPO Patents = 477

Trademarks = 118

Forward Citations = 15,089

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2,825 inventors (with patents filed for the assignee):

Tadashi Takemoto (74 out of 75 patents)

Kenzo Yokozeki (73 out of 74 patents)

Kunisuke Izawa (64 out of 64 patents)

4. Yusuke Amino (45 out of 45 patents)

5. Mikhail Markovich Gusyatiner (43 out of 46 patents)

6. Hisao Ito (43 out of 57 patents)

7. Yoshihiro Usuda (41 out of 41 patents)

8. Osamu Kurahashi (40 out of 40 patents)

9. Kazuhiko Matsui (38 out of 39 patents)

10. Hisashi Yasueda (38 out of 38 patents)

11. Tsuyoshi Nakamatsu (37 out of 37 patents)

12. Daisuke Takahashi (36 out of 36 patents)

13. Masakazu Sugiyama (33 out of 33 patents)

14. Shinichi Sugimoto (32 out of 32 patents)

15. Shigeo Nakamura (31 out of 108 patents)

Core Competencies:

Protein Refolding

Sensory Enhancement

L-Amino Acids

Oligonucleotide Synthesis

Peptide Production

Ketogenic Formulations

Printed Wiring Board

Animal Feed Additives

Cognitive Function Enhancement

Bacterial Fermentation

Resin Composition

Stem Cell Culturing

1,929 patents: Sort by Forward Citations

1. 12454548 - Method for producing refolded protein by using flow microreactor, and protein refolding apparatus (2025-10-28),

2. D1099334 - Device for sensory enhancement or sensory conditioning (2025-10-21),

3. D1099333 - Device for sensory enhancement or sensory conditioning (2025-10-21),

4. 12428450 - Compound having affinity substance to antibody, cleavable portion, and reactive group, or salt thereof (2025-09-30),

5. 12385074 - Method of producing L-amino acids (2025-08-12),

6. 12378276 - Convergent liquid phase syntheses of oligonucleotides (2025-08-05),

7. 12351601 - Method for producing peptide continuously (2025-07-08),

8. 12338481 - Method for producing 2-methyl-butyric acid by bacterial fermentation (2025-06-24),

9. 12318466 - Hair cleanser (2025-06-03),

10. 12312605 - Riboflavin derivative-containing medium (2025-05-27),

11. 12282024 - Evaluating method of ketosis in postpartum dairy cows (2025-04-21),

12. 12281340 - Method of producing N-acyl-amino group-containing compound (2025-04-21),

13. 12269841 - Production method for oligonucleotides (2025-04-08),

14. 12268768 - Detergent compositions (2025-04-08),

15. 12257221 - Leucine-enriched ketogenic formulations (2025-03-25),

Ajinomoto Co., Ltd. is a global food and chemical company based in Japan. With a history dating back over a century, Ajinomoto has diversified its business and is now a leading manufacturer of seasonings, processed foods, amino acids, pharmaceuticals, and agricultural chemicals. The company is committed to improving lifestyles and contributing to a sustainable society through its products and technologies. For more information, visit their official website.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

1,929 Patents

#59 in Tokyo

#121 in Japan

#509 in the World

Ajinomoto Co., Ltd.

Forward Citations = 15,089

2,825 inventors:

Tadashi Takemoto (74 out of 75 patents)

Kenzo Yokozeki (73 out of 74 patents)

Kunisuke Izawa (64 out of 64 patents)

4. Yusuke Amino (45 out of 45 patents)

5. Mikhail Markovich Gusyatiner (43 out of 46 patents)

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