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Lion Corporation

USPTO Granted Patents = 271

% Expired Patents = 11.8

EPO Patents = 18

Trademarks = 7

Forward Citations = 3,770

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543 inventors (with patents filed for the assignee):

Toshiyuki Ukigai (13 out of 13 patents)

Hiroshi Morita (12 out of 13 patents)

Junichi Yamada (12 out of 14 patents)

4. Kyozo Kitano (11 out of 18 patents)

5. Nobuo Suganuma (11 out of 11 patents)

6. Yasuyuki Kawada (10 out of 10 patents)

7. Shizuo Sekiguchi (9 out of 15 patents)

8. Haruhiko Toda (7 out of 7 patents)

9. Masayoshi Nakamura (6 out of 12 patents)

10. Shinya Kitoh (6 out of 6 patents)

11. Hirofumi Nakamura (5 out of 67 patents)

12. Kenji Kaneko (5 out of 24 patents)

13. Seiji Maeno (5 out of 5 patents)

14. Keikichi Sugiyama (5 out of 6 patents)

15. Satoshi Hayashi (5 out of 5 patents)

Core Competencies:

Toothbrush

Dental-Plaque Detection

Whitening Composition

Liquid Detergent

Surfactant Composition

Ophthalmic Composition

Cleaning Composition

Hyperlipemia-Ameliorating Agent

Conductive Thermoplastic Resin

Detergent Composition

Marker Peptide

Ethoxylation Catalyst

271 patents: Sort by Forward Citations

1. 12144415 - Toothbrush (2024-11-19),

2. 12137798 - Toothbrush (2024-11-12),

3. 12075907 - Toothbrush (2024-09-03),

4. 11957506 - Testing method for determining oral indicator (2024-04-16),

5. 11013310 - Toothbrush and method for manufacturing toothbrush (2021-05-25),

6. 10472593 - Liquid detergent (2019-11-12),

7. 10407645 - Coated [alpha]-sulfofatty acid alkyl ester salt particle group, method for producing same, and powder detergent (2019-09-10),

8. 10315189 - Ethoxylation catalyst and manufacturing method therefor (2019-06-11),

9. 10168339 - Marker peptide for determining risk of developing metabolic syndrome, and use thereof (2019-01-01),

10. 9982222 - Detergent composition (2018-05-29),

11. 9970946 - Marker peptide for determining risk of hyperglycemia and use thereof (2018-05-15),

12. 9914900 - Liquid detergent (2018-03-13),

13. 9719049 - Surfactant-containing solution (2017-08-01),

14. 9708252 - Fatty acid alkyl ester sulfonate metal salt powder mixture and method for producing the same (2017-07-18),

15. 9510613 - Panaxadiol-containing composition (2016-12-06),

Lion Corporation, headquartered in Tokyo, Japan, specializes in the development and manufacturing of oral hygiene products, including toothbrushes and innovative dental care solutions. The company is recognized for its advancements in dental-plaque detection and whitening compositions, contributing to enhanced oral health. Additionally, Lion's expertise extends to various cleaning compositions and surfactants, showcasing its commitment to improving everyday hygiene and wellness through effective and safe formulations.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

Lion Corporation

271 Patents

#292 in Tokyo

#571 in Japan

#3,231 in the World

Lion Corporation

Forward Citations = 3,770

543 inventors:

Toshiyuki Ukigai (13 out of 13 patents)

Hiroshi Morita (12 out of 13 patents)

Junichi Yamada (12 out of 14 patents)

4. Kyozo Kitano (11 out of 18 patents)

5. Nobuo Suganuma (11 out of 11 patents)

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