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For the Inventor, By the Inventor

Aichi, Japan

Inax Corporation


USPTO Granted Patents = 111

% Expired Patents = 9.9



Trademarks = 1

Forward Citations = 2,108

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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
Bidet Toilet Seat
Tankless Toilet
Faucet
Water Spouting Device
Liquid Control Valve
Automatic Faucet
Sewage Treatment
Water Purifier
Ceramic Product
Human Body Sensing
Water Hammer Absorber

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 - Sep 15 2026

Inax Corporation
111 Patents

#22 in Aichi

#1,054 in Japan

#7,097 in the World

Aichi, JP
Aichi, Japan

Inax Corporation

Forward Citations = 2,108

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)

Please report any incorrect information to [email protected]
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