K. K. Vayu

Calculating rank

USPTO Granted Patents = 4

% Expired Patents = 25.0

Forward Citations = 99

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14 inventors (with patents filed for the assignee):

Ryohei Yozu (2 out of 3 patents)

Nobumasa Tsutsui (2 out of 4 patents)

Takashi Kumeno (2 out of 2 patents)

4. Yukio Nagasaki (1 out of 41 patents)

5. Yasuhisa Sakurai (1 out of 14 patents)

6. Masao Kato (1 out of 20 patents)

7. Ken Suzuki (1 out of 1 patent)

8. Teiji Tsuruta (1 out of 2 patents)

9. Hotaka Ito (1 out of 1 patent)

10. Takehisa Matsuda (1 out of 16 patents)

11. Takashi Sugawara (1 out of 3 patents)

12. Yasuhide Nakayama (1 out of 1 patent)

13. Kazunori Kataoka (1 out of 25 patents)

14. Kazunori Kataoka (1 out of 22 patents)

4 patents: Sort by Forward Citations

1. 7041079 - Occlusion catheter for the ascending aorta (2006-05-09),

2. 6679861 - Occlusion catheter for the ascending aorta (2004-01-20),

3. 6294614 - Modified polymers containing poly(2-hydroxyethyl(meth)acrylate segment in the molecule (2001-09-25),

4. 5348873 - Immobilization of an anti-thrombogenic substance with a photo-reactive (1994-09-20),

Company Overview

K. K. Vayu is a leading provider of innovative climate control solutions for industrial and commercial applications. With over 20 years of experience, we specialize in designing and manufacturing high-quality air handling units, heat exchangers, and ventilation systems. Our commitment to excellence and customer satisfaction sets us apart in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

4 Patents

#122 in Nagoya

#7,591 in Japan

Nagoya, Japan

K. K. Vayu

Forward Citations = 99

14 inventors:

Ryohei Yozu (2 out of 3 patents)

Nobumasa Tsutsui (2 out of 4 patents)

Takashi Kumeno (2 out of 2 patents)

4. Yukio Nagasaki (1 out of 41 patents)

5. Yasuhisa Sakurai (1 out of 14 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: K. K. Vayu. Retrieved from https://idiyas.com/company/k-k-vayu

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]