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Sieko Epson Corporation

USPTO Granted Patents = 14

% Expired Patents = 35.7

Forward Citations = 56

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26 inventors (with patents filed for the assignee):

Taku Ishizawa (1 out of 198 patents)

Akiko Matsuzaki (1 out of 23 patents)

Atsushi Yoshida (1 out of 30 patents)

4. Tokito Yamaguchi (1 out of 40 patents)

5. Takashi Takeda (1 out of 205 patents)

6. Norio Nakamura (1 out of 26 patents)

7. Shuichi Koganehira (1 out of 66 patents)

8. Toshiaki Miyao (1 out of 107 patents)

9. Akira Komatsu (1 out of 107 patents)

10. Masayuki Takagi (1 out of 122 patents)

11. Yasushi Mizoguchi (1 out of 90 patents)

12. Hitoshi Matsumoto (1 out of 109 patents)

13. Mitsuto Yanagisawa (1 out of 8 patents)

14. Osami Yamada (1 out of 2 patents)

15. Osamu Urano (1 out of 21 patents)

14 patents: Sort by Forward Citations

1. 10696860 - Reaction liquid and recording method (2020-06-30),

2. 10627644 - Virtual image display device (2020-04-21),

3. 9729095 - Stepping motor control circuit, semiconductor device, and analog electronic timepiece (2017-08-08),

4. 8181191 - Media processing device and control method for a media processing device (2012-05-15),

5. D653950 - Packaging container (2012-02-14),

6. 8094356 - Light scanning device and image forming device (2012-01-10),

7. 7914128 - Liquid ejecting head, piezoelectric element, and liquid ejecting apparatus (2011-03-29),

8. 7503968 - Black ink composition, and recording method and recorded article using the same (2009-03-17),

9. 7461133 - System of automatically fetching contents present on network (2008-12-02),

10. 7284818 - Liquid injection apparatus (2007-10-23),

11. 7235885 - Semiconductor device and method of manufacturing the same, circuit board and electronic device (2007-06-26),

12. 6040918 - Copying machine (2000-03-21),

13. 5455642 - Progressive power lens (1995-10-03),

14. 4833098 - Polycrystalline semiconductor deposition in groove for device insolation (1989-05-23),

Seiko Epson Corporation, commonly known as Epson, is a Japanese electronics company and one of the world's largest manufacturers of computer printers and information-related equipment. The company was founded in 1942 and is headquartered in Suwa, Nagano, Japan. Epson's products include printers, projectors, scanners, digital cameras, and wearable technology devices. The company is also known for its environmentally friendly initiatives, including the development of energy-efficient products and recycling programs.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 22 2026

14 Patents

#67 in

#3,572 in Japan

#42,135 in the World

Sieko Epson Corporation

Forward Citations = 56

26 inventors:

Taku Ishizawa (1 out of 198 patents)

Akiko Matsuzaki (1 out of 23 patents)

Atsushi Yoshida (1 out of 30 patents)

4. Tokito Yamaguchi (1 out of 40 patents)

5. Takashi Takeda (1 out of 205 patents)

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