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For the Inventor, By the Inventor

Tokyo, Japan

Dai Nippon Printing Co., Ltd.


USPTO Granted Patents = 3,205



Trademarks = 4

Forward Citations = 21,458

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2,223 inventors (with patents filed for the assignee):

goldMedal Makio Kurashige (88 out of 91 patents)

silverMedal Atsushi Hayakawa (82 out of 88 patents)

bronzeMedal Kenji Ueda (65 out of 133 patents)

4.  Rikiya Yamashita (59 out of 61 patents)

5.  Chikao Ikenaga (59 out of 59 patents)

6.  Mitsuru Kitamura (58 out of 58 patents)

7.  Keiji Kashima (58 out of 59 patents)

8.  Katsuyuki Oshima (57 out of 77 patents)

9.  Masato Okabe (53 out of 55 patents)

10.  Masahiro Goto (49 out of 99 patents)

11.  Toshihiko Takeda (48 out of 136 patents)

12.  Fumihiro Arakawa (47 out of 48 patents)

13.  Hironori Kobayashi (47 out of 54 patents)

14.  Toshio Yoshihara (42 out of 43 patents)

15.  Katsunari Obata (41 out of 42 patents)


Core Competencies:
Optical Film
Barrier Film
Power Storage Device
Aseptic Filling Method
Organic Device Manufacturing
Decorative Material
Heat Sealing Apparatus
Image Display Device
Polymerizable Liquid Crystal Compound
CIP Processing Method
Wiring Board Manufacturing
Surface-Emitting Device

3,205 patents:

1. 12520604 - Sealing material sheet for solar-cell module and solar-cell module using the same (2026-01-06),
2. 12520457 - Vapor chamber having condensate flow paths and vapor flow paths with varying cross-sectional areas in linear parts and a curved part, electronic device, and sheet for such vapor chamber (2026-01-06),
3. 12515861 - Sealant, bag for transporting and packaging of silicon material (2026-01-06),
4. 12511358 - Photographing device, control method thereof, and program (2025-12-30),
5. 12509759 - Manufacturing apparatus for mask apparatus, storage medium, method of manufacturing mask apparatus and mask apparatus (2025-12-30),
6. 12508797 - Deposition mask package and deposition mask packaging method (2025-12-30),
7. 12506197 - Outer package material for all-solid-state batteries, method for producing same and all-solid-state battery (2025-12-23),
8. 12505764 - Decorative sheet, and decorative-sheet-included display device (2025-12-23),
9. 12502863 - Decorative sheet and decorative member (2025-12-23),
10. 12500296 - All-solid-state battery and method for manufacturing same (2025-12-16),
11. 12497688 - Barrier laminate, heat sealing laminate including barrier laminate, and packaging container with heat sealing laminate (2025-12-16),
12. 12496835 - Printer, method for controlling printer, and method for manufacturing printed matter (2025-12-16),
13. 12496802 - Barrier film, wavelength conversion sheet using same, backlight and liquid crystal display device (2025-12-16),
14. 12490637 - Display device and method for manufacturing optical film (2025-12-02),
15. 12480201 - Barrier film, laminate, and packaging product (2025-11-25),
Dai Nippon Printing Co., Ltd. is a Japanese printing company that specializes in a wide range of printing services, including commercial printing, packaging, and information and communications. With a history dating back over 140 years, Dai Nippon Printing Co., Ltd. has established itself as a leader in the printing industry, known for its high-quality products and innovative solutions.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Jan 6 2026

3,205 Patents

#34 in Tokyo

#70 in Japan

#281 in the World

...
Tokyo, Japan

Dai Nippon Printing Co., Ltd.

Forward Citations = 21,458

2,223 inventors:

goldMedal Makio Kurashige (88 out of 91 patents)

silverMedal Atsushi Hayakawa (82 out of 88 patents)

bronzeMedal Kenji Ueda (65 out of 133 patents)

4.  Rikiya Yamashita (59 out of 61 patents)

5.  Chikao Ikenaga (59 out of 59 patents)

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