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Nagase Co., Ltd.

USPTO Granted Patents = 68

CIPO Patents = 3

EPO Patents = 9

Trademarks = 14

Forward Citations = 211

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118 inventors (with patents filed for the assignee):

Keiji Maruoka (10 out of 12 patents)

Shu Ogawa (8 out of 14 patents)

Toshimoto Nakagawa (7 out of 9 patents)

4. Kunio Kosaka (6 out of 7 patents)

5. Jun Matsumoto (5 out of 168 patents)

6. Kenichiro Yamamoto (5 out of 6 patents)

7. Toshitsugu Miyazaki (5 out of 5 patents)

8. Makoto Kikukawa (5 out of 7 patents)

9. Yukifumi Nishimoto (4 out of 4 patents)

10. Keisuke Matsuyama (3 out of 27 patents)

11. Shogo Yamamoto (3 out of 4 patents)

12. Toru Inoue (3 out of 3 patents)

13. Satoru Morita (3 out of 5 patents)

14. Kouzo Tsukada (3 out of 3 patents)

15. Keiichi Murakami (3 out of 5 patents)

Core Competencies:

Muscle Differentiation

Ergothioneine

Sedoheptulose Production

Exhaust Gas Purification

Peptide Purification

Semiconductor Manufacturing

Cushion Structure

Organic EL Display

Optically Active Compounds

Nerve Growth Factor Synthesis

Microbial Production

Dye-Printed Material

68 patents: Sort by Forward Citations

1. 12454678 - Muscle differentiation-promoting actions of ergothioneine, ascorbic acid 2-glucoside, ascorbic acid, and combination thereof (2025-10-28),

2. 12401529 - Electronic device and information processing system (2025-08-26),

3. 12357614 - L-ergothioneine-containing composition (2025-07-15),

4. 12305208 - Method for producing sedoheptulose (2025-05-20),

5. 12249593 - Electronic device (2025-03-11),

6. 11791311 - Electronic device (2023-10-17),

7. 11781165 - Method for producing sedoheptulose (2023-10-10),

8. 11738304 - Exhaust gas purification system (2023-08-29),

9. 11535647 - Peptide purification method using sulfonate compound (2022-12-27),

10. 11472834 - Production method for metal-encapsulated cage-like protein (2022-10-18),

11. 11367627 - Methods for manufacturing semiconductor device and wiring structure (2022-06-21),

12. 11098330 - Method for producing ergothioneine (2021-08-24),

13. 10840109 - Terminal, molded product for power module provided with terminal, and method of manufacturing molded product for power module provided with terminal (2020-11-17),

14. 10696853 - Coating fluid composition, method for forming coating film, process for producing coating fluid composition, device for producing coating fluid composition, and composition for preparing coating fluid composition containing carbon dioxide (2020-06-30),

15. 10632881 - Cushion structure, cushion structure component and cushion structure manufacturing method (2020-04-28),

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

68 Patents

#133 in Osaka

#1,400 in Japan

#10,601 in the World

Nagase Co., Ltd.

Forward Citations = 211

118 inventors:

Keiji Maruoka (10 out of 12 patents)

Shu Ogawa (8 out of 14 patents)

Toshimoto Nakagawa (7 out of 9 patents)

4. Kunio Kosaka (6 out of 7 patents)

5. Jun Matsumoto (5 out of 168 patents)

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