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Lixil Corporation

USPTO Granted Patents = 120

% Expired Patents = 16.7

EPO Patents = 17

Trademarks = 5

Forward Citations = 633

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183 inventors (with patents filed for the assignee):

Yoshihiko Ando (16 out of 17 patents)

Daisuke Matsumoto (8 out of 25 patents)

Yuki Shirai (8 out of 8 patents)

4. Hiroaki Watanabe (8 out of 32 patents)

5. Tomoya Sasaki (8 out of 14 patents)

6. Hiroshi Kobayashi (8 out of 107 patents)

7. Isato Hirasawa (6 out of 6 patents)

8. Makoto Saruta (6 out of 6 patents)

9. Mikiya Kobayashi (6 out of 7 patents)

10. Yasuhiro Kondo (5 out of 8 patents)

11. Saori Ichihara (5 out of 5 patents)

12. Takeya Ichiyanagi (5 out of 5 patents)

13. Ken Higuchi (5 out of 15 patents)

14. Touichirou Matsuura (5 out of 12 patents)

15. Shoji Ogawa (4 out of 4 patents)

Core Competencies:

Toilet Management System

Flush Toilet

Water Recovery System

Sanitary Facility

Faucet Device

Showerhead Component

Hydrophilic Treatment

Antibacterial Coating

Washbasin

Bathtub

Cylinder Lock

Water Monitoring System

120 patents: Sort by Forward Citations

1. D1141588 - CONTAINER FOR A LIQUID SOAP DISPENSER (2026-08-18),

2. D1138661 - Key (2026-08-04),

3. 12649855 - Hydrophilic treatment coating composition and a hydrophilic treatment method (2026-06-09),

4. 12624535 - Control device and water supply and drainage system (2026-05-12),

5. 12618265 - Cylinder lock and door (2026-05-05),

6. 12552695 - Water and energy recovery system (2026-02-17),

7. D1110107 - Container for a liquid soap dispenser (2026-01-27),

8. D1105369 - Bathtub (2025-12-09),

9. 12474328 - Functional unit for toilet system and toilet system (2025-11-18),

10. 12378436 - Sanitary facility and method for manufacturing sanitary facility (2025-08-05),

11. D1079437 - Key blank (2025-06-17),

12. 12297676 - Cylinder lock (2025-05-13),

13. 12270191 - Toilet management system and management device (2025-04-08),

14. 12260552 - Determination device (2025-03-25),

15. D1060091 - Water monitoring system (2025-02-04),

LIXIL Corporation is a global leader in housing and building materials, products, and technology. With a history of over 70 years, LIXIL offers a comprehensive range of innovative products and solutions that enhance people's living spaces. Their portfolio includes sanitary ware, plumbing fixtures, kitchen systems, and more. LIXIL's mission is to make better homes a reality for everyone by delivering products that are environmentally friendly, stylish, and high-quality.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

Lixil Corporation

120 Patents

#498 in Tokyo

#1,015 in Japan

#6,629 in the World

Lixil Corporation

Forward Citations = 633

183 inventors:

Yoshihiko Ando (16 out of 17 patents)

Daisuke Matsumoto (8 out of 25 patents)

Yuki Shirai (8 out of 8 patents)

4. Hiroaki Watanabe (8 out of 32 patents)

5. Tomoya Sasaki (8 out of 14 patents)

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