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V-Tex Corporation

USPTO Granted Patents = 10

Trademarks = 10

Forward Citations = 39

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18 inventors (with patents filed for the assignee):

Hideaki Nagai (6 out of 6 patents)

Tomohiro Sawahata (3 out of 3 patents)

Ichio Ito (3 out of 5 patents)

4. Katsuyuki Saitoh (2 out of 2 patents)

5. Mitsuhiro Ikeda (2 out of 2 patents)

6. Shuichi Araki (2 out of 2 patents)

7. Takayuki Tadokoro (2 out of 2 patents)

8. Jun Hirose (1 out of 43 patents)

9. Yoji Iizuka (1 out of 9 patents)

10. Hiroshi Ohno (1 out of 140 patents)

11. Hiroki Oka (1 out of 13 patents)

12. Yoshinori Tobita (1 out of 9 patents)

13. Akira Iwamoto (1 out of 1 patent)

14. Naomichi Yamaguchi (1 out of 2 patents)

15. Hiroshi Koizumi (1 out of 21 patents)

10 patents: Sort by Forward Citations

1. 10914386 - Method of controlling a gate valve (2021-02-09),

2. 10808865 - Controlling method of driving a vacuum valve (2020-10-20),

3. 10746307 - Method of controlling a gate valve (2020-08-18),

4. 10558190 - Multi-mode-control apparatus for inner pressure of vacuum chamber and multi-mode-control method for inner pressure of vacuum chamber (2020-02-11),

5. 9086165 - Gate valve in which amount of squeeze of sealing material is controllable (2015-07-21),

6. 8448917 - Vacuum gate valve and a method of opening and closing gate using the same (2013-05-28),

7. 6474622 - Gate valve (2002-11-05),

8. 6425569 - Gate valve (2002-07-30),

9. 6237892 - Gate valve (2001-05-29),

10. 6092786 - Gate valve (2000-07-25),

V-tex Corporation is a leading technology company specializing in advanced engineering solutions for the manufacturing industry. With a focus on innovation and efficiency, V-tex offers a range of cutting-edge products and services designed to streamline production processes and improve overall performance. From automation systems to customized machinery, V-tex is committed to delivering high-quality solutions that meet the unique needs of each client.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

$V-Tex Corporation$

10 Patents

#1,914 in Tokyo

#4,400 in Japan

#55,986 in the World

V-Tex Corporation

Forward Citations = 39

18 inventors:

Hideaki Nagai (6 out of 6 patents)

Tomohiro Sawahata (3 out of 3 patents)

Ichio Ito (3 out of 5 patents)

4. Katsuyuki Saitoh (2 out of 2 patents)

5. Mitsuhiro Ikeda (2 out of 2 patents)

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