EPO Patents = 4

Forward Citations = 13

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2 inventors (with patents filed for the assignee):

Yasuhiro Saito (8 out of 47 patents)

Yasuhiro Saitoh (2 out of 2 patents)

Yasuhiro Nihon Genryo Co Ltd Saito (0 patent)

10 patents: Sort by Forward Citations

1. 11173429 - Filtration device (2021-11-16),

2. 9409103 - External device for cleaning filtration material and adapted for application to filtration device (2016-08-09),

3. 8999155 - Filtration media cleaning apparatus (2015-04-07),

4. 8695613 - External device for cleaning filtration material and adapted for application to filtration device (2014-04-15),

5. 7520986 - Filtration device (2009-04-21),

6. 7267767 - Filtration apparatus (2007-09-11),

7. 7160452 - Filter device (2007-01-09),

8. 6780312 - Filtration apparatus (2004-08-24),

9. 6382221 - Particulate matter washing method (2002-05-07),

10. 6273106 - Particulate matter washing apparatus and method (2001-08-14),

Nihon Genryo Co., Ltd. is a leading provider of industrial gases and related products in Japan. With over 50 years of experience, the company specializes in the manufacturing and distribution of various gas products for a wide range of industries. Nihon Genryo is committed to providing high-quality and innovative solutions to meet the needs of their customers.

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Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

10 Patents

#136 in Kanagawa

#4,288 in Japan

#54,349 in the World

Kanagawa, Japan

Nihon Genryo Co., Ltd.

Forward Citations = 13

2 inventors:

Yasuhiro Saito (8 out of 47 patents)

Yasuhiro Saitoh (2 out of 2 patents)

Yasuhiro Nihon Genryo Co Ltd Saito (0 patent)

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4 patents (EPO):

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