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Yokohama, Japan

Nikon Engineering Co., Ltd.

USPTO Granted Patents = 19

% Expired Patents = 73.7

EPO Patents = 5

Forward Citations = 43

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8 inventors (with patents filed for the assignee):

Hiroyuki Nagasaka (17 out of 104 patents)

Takeshi Okuyama (15 out of 72 patents)

Katsushi Nakano (1 out of 29 patents)

4. Hirotaka Kohno (1 out of 12 patents)

5. Mikio Aoshima (1 out of 2 patents)

6. Hiroshi Suzuki (1 out of 7 patents)

7. Kazutoshi Motosugi (1 out of 1 patent)

8. Seishi Kudo (1 out of 1 patent)

19 patents: Sort by Forward Citations

1. 10203614 - Exposure apparatus, exposure method, and method for producing device (2019-02-12),

2. 9977352 - Exposure apparatus and device manufacturing method (2018-05-22),

3. 9778580 - Exposure apparatus, exposure method, and method for producing device (2017-10-03),

4. 9746781 - Exposure apparatus and method for producing device (2017-08-29),

5. 9529273 - Exposure apparatus, exposure method, and method for producing device (2016-12-27),

6. 9500959 - Exposure apparatus and device manufacturing method (2016-11-22),

7. 9134621 - Exposure apparatus, exposure method, and method for producing device (2015-09-15),

8. 9097988 - Exposure apparatus and device manufacturing method (2015-08-04),

9. 8797505 - Exposure apparatus and device manufacturing method (2014-08-05),

10. 8717533 - Exposure apparatus, exposure method, and method for producing device (2014-05-06),

11. 8704999 - Exposure apparatus, exposure method, and method for producing device (2014-04-22),

12. 8692973 - Exposure apparatus and method for producing device (2014-04-08),

13. 8508713 - Exposure apparatus, exposure method, and method for producing device (2013-08-13),

14. 8482716 - Exposure apparatus, exposure method, and method for producing device (2013-07-09),

15. 8373843 - Exposure apparatus, exposure method, and method for producing device (2013-02-12),

Nikon Engineering Co., Ltd., based in Yokohama, Japan, specializes in precision optical and imaging technologies. The company develops advanced equipment and solutions for various sectors, including industrial metrology, semiconductor manufacturing, and healthcare. With a strong emphasis on innovation, Nikon Engineering focuses on enhancing imaging capabilities and precision measurement systems, contributing to advancements in technology and manufacturing processes. Its commitment to research and development positions it as a key player in the global engineering landscape.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

19 Patents

#53 in Yokohama

#3,033 in Japan

#32,592 in the World

Yokohama, Japan

Nikon Engineering Co., Ltd.

Forward Citations = 43

8 inventors:

Hiroyuki Nagasaka (17 out of 104 patents)

Takeshi Okuyama (15 out of 72 patents)

Katsushi Nakano (1 out of 29 patents)

4. Hirotaka Kohno (1 out of 12 patents)

5. Mikio Aoshima (1 out of 2 patents)

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