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Lixil Corporation

USPTO Granted Patents = 113

EPO Patents = 17

Trademarks = 13

Forward Citations = 584

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173 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 31 patents)

5. Tomoya Sasaki (8 out of 12 patents)

6. Hiroshi Kobayashi (8 out of 103 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

Sanitary Facility

Water Monitoring System

Semipermeable Composite Membrane

Active Carbon Molded Body

Faucet Device

Private Part Cleaning Device

Water Spout Control Device

Detection Range Specification Member

Hydrophilic Treatment Coating

Toilet Seat Unit

Combination Faucet and Shower Head

113 patents: Sort by Forward Citations

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

2. 12474328 - Functional unit for toilet system and toilet system (2025-11-18),

3. 12378436 - Sanitary facility and method for manufacturing sanitary facility (2025-08-05),

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

5. 12297676 - Cylinder lock (2025-05-13),

6. 12270191 - Toilet management system and management device (2025-04-08),

7. 12260552 - Determination device (2025-03-25),

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

9. 12194419 - Semipermeable composite membrane, method of producing same, and semipermeable composite membrane element (2025-01-14),

10. 12090446 - Semipermeable composite membrane, method of producing same, and semipermeable composite membrane element (2024-09-17),

11. 12062000 - Information providing apparatus and information providing program (2024-08-13),

12. 12059665 - Active carbon molded body (2024-08-13),

13. D1014714 - Washbasin (2024-02-13),

14. 11866923 - Toilet management system and management device (2024-01-09),

15. 11834894 - Glass panel support structure (2023-12-05),

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 - Dec 30 2025

113 Patents

#445 in Tokyo

#1,016 in Japan

#6,799 in the World

Lixil Corporation

Forward Citations = 584

173 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 31 patents)

5. Tomoya Sasaki (8 out of 12 patents)

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