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Photoscience Japan Corporation

USPTO Granted Patents = 14

CIPO Patents = 2

EPO Patents = 2

Trademarks = 1

Forward Citations = 64

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13 inventors (with patents filed for the assignee):

Yuji Yamakoshi (5 out of 5 patents)

Eiichi Ishiyama (3 out of 3 patents)

Koji Nakano (2 out of 2 patents)

4. Masahiro Kadoya (2 out of 2 patents)

5. Mitsuhiro Matsuda (1 out of 4 patents)

6. Arata Ishii (1 out of 1 patent)

7. Hiroshi Ohara (1 out of 1 patent)

8. Noboru Akiyama (1 out of 1 patent)

9. Bill Sotirakos (1 out of 2 patents)

10. Demao Wang (1 out of 2 patents)

11. Akihiro Inoue (1 out of 10 patents)

12. Tomoyoshi Nakamura (1 out of 1 patent)

13. Koji c/o Photoscience Japan Corporation Nakano (0 patent)

14 patents: Sort by Forward Citations

1. 11814304 - Ultraviolet treatment method and system (2023-11-14),

2. 11437228 - Mercury discharge lamp (2022-09-06),

3. 11325848 - Ultraviolet irradiation device and method (2022-05-10),

4. 10939515 - Discharge lamp and discharge lamp apparatus (2021-03-02),

5. 10834846 - Ultraviolet ray treatment apparatus (2020-11-10),

6. 10040700 - Ultraviolet treatment apparatus and light-shielding component therefor (2018-08-07),

7. RE39522 - Ultraviolet ray irradiation equipment having scraper rings fitted to light transmission tubes (2007-03-19),

8. 6683411 - Discharge lamp, ultraviolet ray irradiation apparatus and method of using the apparatus (2004-01-27),

9. 6538378 - Low-pressure mercury vapor discharge lamp and ultraviolet-ray irradiating apparatus and method using the same (2003-03-25),

10. 6432213 - Tube scraper (2002-08-13),

11. 6013917 - UV ray irradiation apparatus having scraper rings fitted to light (2000-01-11),

12. 5937266 - Light irradiating device employing light irradiating modules equipped (1999-08-10),

13. 5874740 - Ultraviolet ray irradiation equipment having scraper rings fitted to (1999-02-23),

14. 5792433 - Light irradiating device with easily replaceable light irradiating lamps (1998-08-11),

Photoscience Japan Corporation is a leading provider of imaging and spectroscopy solutions for scientific research. With over 30 years of experience, we offer a wide range of advanced imaging systems and analysis tools for applications in biology, chemistry, and material science. Our innovative products are known for their accuracy, reliability, and ease of use, making them ideal for academic and industrial researchers alike.

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

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USPTO Data Jan 1 1976 - Dec 2 2025

14 Patents

#1,395 in Tokyo

#3,483 in Japan

#40,857 in the World

Photoscience Japan Corporation

Forward Citations = 64

13 inventors:

Yuji Yamakoshi (5 out of 5 patents)

Eiichi Ishiyama (3 out of 3 patents)

Koji Nakano (2 out of 2 patents)

4. Masahiro Kadoya (2 out of 2 patents)

5. Mitsuhiro Matsuda (1 out of 4 patents)

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