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For the Inventor, By the Inventor

Tokoname-shi, Aichi, Japan

Inax Corporation


USPTO Granted Patents = 111



Trademarks = 6

Forward Citations = 2,076

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233 inventors (with patents filed for the assignee):

goldMedal Shigeru Sakakibara (9 out of 9 patents)

silverMedal Shiro Saito (9 out of 10 patents)

bronzeMedal Kazushige Murata (9 out of 9 patents)

4.  Ryuichi Kawamoto (7 out of 8 patents)

5.  Yasuhiro Shirai (5 out of 6 patents)

6.  Kenichi Ito (5 out of 7 patents)

7.  Koji Miwa (5 out of 5 patents)

8.  Katsunori Tomita (5 out of 7 patents)

9.  Masataka Mizutani (5 out of 6 patents)

10.  Takeshi Ito (5 out of 5 patents)

11.  Touichirou Matsuura (5 out of 12 patents)

12.  Hiroaki Kuno (4 out of 4 patents)

13.  Shigeo Suda (4 out of 4 patents)

14.  Osamu Kodama (4 out of 4 patents)

15.  Takumi Tanikawa (4 out of 4 patents)


Core Competencies:
Toilet Bowl
Faucet Technology
Bidet Toilet Seat
Water Purification
Sewage Treatment
Ceramic Manufacturing
Automatic Flushing Systems
Liquid Control Valves
Moisture Control Materials
Human Body Sensing Mechanisms
Tankless Toilet Technology
Pressure Pouring Furnaces

111 patents:

1. D638525 - Toilet bowl (2011-05-24),
2. D638520 - Faucet with shower head (2011-05-24),
3. D632766 - Lavatory sink (2011-02-15),
4. D629071 - Spout with sensor (2010-12-14),
5. D624630 - Spout with sensor (2010-09-28),
6. D608426 - Toilet bowl (2010-01-19),
7. 7594282 - Western-style toilet facility (2009-09-29),
8. 7552879 - Water spouting device (2009-06-30),
9. D594945 - Toilet seat with bidet (2009-06-23),
10. D594536 - Toilet seat with bidet (2009-06-16),
11. 7488442 - Glass layered ceramic product (2009-02-10),
12. 7392550 - Silencer and water supply device (2008-07-01),
13. 7305720 - Toilet seat device (2007-12-11),
14. 7173201 - Remote controller (2007-02-06),
15. 7069604 - Tankless western-style flush toilet (2006-07-04),
INAX Corporation is a Japanese company that specializes in the manufacturing and sales of building materials and fixtures, primarily focusing on sanitary wares, tiles, and bathroom accessories. With its commitment to innovation and quality, INAX has developed a wide range of advanced products that meet the evolving needs of consumers. Their products are renowned for their durability, aesthetic appeal, and sustainable design. INAX Corporation strives to contribute to a more comfortable and hygienic living environment, while also promoting eco-friendly practices.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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111 Patents

#1 in Tokoname-shi, Aichi

#1,029 in Japan

#6,908 in the World

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Tokoname-shi, Aichi, Japan

Inax Corporation

Forward Citations = 2,076

233 inventors:

goldMedal Shigeru Sakakibara (9 out of 9 patents)

silverMedal Shiro Saito (9 out of 10 patents)

bronzeMedal Kazushige Murata (9 out of 9 patents)

4.  Ryuichi Kawamoto (7 out of 8 patents)

5.  Yasuhiro Shirai (5 out of 6 patents)

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