For the Inventor, By the Inventor

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Gwangju, South Korea

Tbm Company

USPTO Granted Patents = 13

CIPO Patents = 1

EPO Patents = 11

Trademarks = 4

Forward Citations = 2

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11 inventors (with patents filed for the assignee):

Yuichiro Sumi (5 out of 5 patents)

Gouki Sasakawa (3 out of 4 patents)

Naoyuki Kawamata (2 out of 2 patents)

4. Shigeki Kuroki (2 out of 2 patents)

5. Kazuhiro Watanabe (2 out of 131 patents)

6. Seiyeong Yun (1 out of 1 patent)

7. Eiji Mizuno (1 out of 7 patents)

8. Takahiko Terada (1 out of 19 patents)

9. Taichi Yamaguchi (1 out of 3 patents)

10. Satoshi Matsuda (1 out of 7 patents)

11. Erina Sato (1 out of 1 patent)

12. Kuroki Shigeki (0 patent)

13. Sumi Yuichiro (0 patent)

14. Kunihiro Sahara (1 patent)

13 patents: Sort by Forward Citations

1. 12338551 - Inorganic substance powder-blended spunbond nonwoven fabric (2025-06-24),

2. 11999081 - Method for producing pellets, method for producing resin molded article, and pellets (2024-06-04),

3. 11958671 - Laminated structure, food packaging container, and method for producing the same (2024-04-16),

4. 11773227 - Resin composition for producing stretched sheet, stretched sheet, and method for producing stretched sheet (2023-10-03),

5. 11680136 - Resin composition and molded article (2023-06-20),

6. 11643536 - Thermoplastic resin composition and formed article formed by using thermoplastic resin composition (2023-05-09),

7. 11549005 - Inorganic substance powder-containing thermoplastic resin composition and formed article (2023-01-10),

8. 11242441 - Biodegradable resin molded product, method for producing the same, and pellets used therefor (2022-02-08),

9. 10767021 - Cut sheet and method for reducing cuts (2020-09-08),

10. 10669387 - Thin film material for processing use (2020-06-02),

11. 10582915 - Film for oral hemostasis and wound protection (2020-03-10),

12. 10363701 - Method for producing inorganic substance powder highly-oriented thin film sheet (2019-07-30),

13. 9492964 - Method for producing inorganic substance powder highly-oriented thin film sheet (2016-11-15),

TBM Company is a leading provider of technological solutions in various industries. With a strong focus on innovation and customer satisfaction, we offer a wide range of services such as software development, IT consulting, and data analytics. Our team of experts works tirelessly to deliver excellent results and drive growth for our clients. Visit our website to learn more about our capabilities and how we can help your business thrive.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

13 Patents

#12 in Gwangju

#872 in South Korea

#44,950 in the World

Gwangju, South Korea

Tbm Company

Forward Citations = 2

11 inventors:

Yuichiro Sumi (5 out of 5 patents)

Gouki Sasakawa (3 out of 4 patents)

Naoyuki Kawamata (2 out of 2 patents)

4. Shigeki Kuroki (2 out of 2 patents)

5. Kazuhiro Watanabe (2 out of 131 patents)

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