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Toppan Inc.

USPTO Granted Patents = 168

EPO Patents = 71

Trademarks = 1

Forward Citations = 14

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298 inventors (with patents filed for the assignee):

Yoshiko Ishimaru (8 out of 11 patents)

Ayumi Tanaka (7 out of 8 patents)

Miki Fukugami (5 out of 12 patents)

4. Kiyoaki Nishitsuji (5 out of 15 patents)

5. Takeshi Nishikawa (5 out of 24 patents)

6. Koichi Sagawa (5 out of 5 patents)

7. Shinichi Shimamura (5 out of 5 patents)

8. Akihito Kagotani (4 out of 21 patents)

9. Akiharu Miyanaga (4 out of 16 patents)

10. Soichiro Nikata (4 out of 11 patents)

11. Tomohiro Nakagome (4 out of 16 patents)

12. Hanae Tagami (4 out of 5 patents)

13. Yu Ookubo (4 out of 6 patents)

14. Toshiji Yasuhara (4 out of 5 patents)

15. Susumu Maniwa (4 out of 4 patents)

Core Competencies:

Gas Barrier Laminate

Packaging Material

Flexible Wiring Board

Quantum Dot

Solid-State Image Sensor

Light Control Sheet

Electrode Catalyst Layer

Photoelectric Conversion

Display Device

Thermal Transfer Medium

Wavelength Selective Filter

Decorative Sheet

168 patents: Sort by Forward Citations

1. 12740223 - Electroluminescent element, light-emitting device, and method for producing electroluminescent element (2026-09-15),

2. 12736636 - Range imaging device and range imaging method (2026-09-15),

3. 12735555 - Biodegradable resin composition and molded body (2026-09-15),

4. 12729323 - Adhesive sheet, display device using the same, composition for forming adhesive layer used for production of adhesive film (2026-09-08),

5. 12713723 - SOLID-STATE IMAGE SENSOR AND METHOD FOR PRODUCING THE SAME (2026-08-18),

6. 12713660 - THIN FILM TRANSISTOR AND METHOD OF MANUFACTRUTING THIN FILM TRANSISTOR (2026-08-18),

7. 12710566 - OPTICAL FILM, DISPLAY DEVICE, AND COMPOSITION FOR FORMING COLORED LAYER (2026-08-18),

8. 12703799 - Composition for forming colored layer, optical film, and display device (2026-08-11),

9. 12693460 - Optical film, display device, and composition for forming colored layer (2026-07-28),

10. 12692058 - Laminate and standing pouch (2026-07-28),

11. 12685183 - Method for manufacturing wiring board (2026-07-14),

12. 12678262 - Examination marker and examination marker set (2026-07-14),

13. 12674923 - Optical film and display device (2026-07-07),

14. 12663568 - Optical film, display device using the same, composition for forming colored layer used for producing optical film (2026-06-23),

15. 12656539 - Optical film, display device using the same, composition for forming ultraviolet absorbing layer used for producing optical film (2026-06-16),

Toppan Inc. is a global printing company that provides various solutions in printing, packaging, security, and electronics. With a history dating back over a century, Toppan is a trusted partner for many industries, offering innovative and sustainable products and services. The company is committed to driving innovation and growth while contributing to a sustainable society.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

168 Patents

#400 in Tokyo

#793 in Japan

#4,906 in the World

Toppan Inc.

Forward Citations = 14

298 inventors:

Yoshiko Ishimaru (8 out of 11 patents)

Ayumi Tanaka (7 out of 8 patents)

Miki Fukugami (5 out of 12 patents)

4. Kiyoaki Nishitsuji (5 out of 15 patents)

5. Takeshi Nishikawa (5 out of 24 patents)

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