EPO Patents = 2

Forward Citations = 25

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6 inventors (with patents filed for the assignee):

Isao Akutsu (3 out of 4 patents)

Masayuki Ozaki (3 out of 3 patents)

Akihisa Inoue (1 out of 64 patents)

4. Masaki Nagata (1 out of 1 patent)

5. Motohiro Kameyama (1 out of 1 patent)

6. Yoshihiko Yokoyama (1 out of 1 patent)

7. Inoue Akihisa (1 patent)

8. Akihisa Inoue (30 patents)

9. Yokoyama Yoshihiko (0 patent)

10. Kawai Yoshiaki (0 patent)

11. Kameyama Motohiro (0 patent)

12. Masaki Nagata (0 patent)

13. Yoshihiko Yokoyama (0 patent)

4 patents: Sort by Forward Citations

1. 8651169 - Arc melting furnace apparatus (2014-02-18),

2. 5836754 - Screw fluid machine and screw gear used in the same (1998-11-17),

3. 5829957 - Screw fluid machine and screw gear used in the same (1998-11-03),

4. 5674063 - Screw fluid machine and screw gear used in the same (1997-10-07),

Diavac Limited is a leading provider of vacuum solutions for various industrial applications. With years of experience in the field, we offer a wide range of vacuum pumps, systems, and accessories to meet the needs of our customers. Our products are known for their high quality, reliability, and efficiency, making us a trusted partner for many industries worldwide.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

4 Patents

#1 in Yachiyo-shi

#7,424 in Japan

Yachiyo-shi, Japan

Diavac Limited