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Asahi Rubber Inc.

USPTO Granted Patents = 26

EPO Patents = 7

Trademarks = 2

Forward Citations = 203

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54 inventors (with patents filed for the assignee):

Masutsugu Tasaki (14 out of 16 patents)

Naoto Igarashi (6 out of 6 patents)

Akira Ichikawa (6 out of 37 patents)

4. Tsutomu Odaki (5 out of 7 patents)

5. Takayuki Motoyanagi (5 out of 5 patents)

6. Maimi Yoshida (4 out of 4 patents)

7. Takashi Kanahira (3 out of 3 patents)

8. Hideaki Sato (3 out of 67 patents)

9. Nobuyuki Tomizawa (3 out of 3 patents)

10. Takeru Kawaguchi (3 out of 3 patents)

11. Eiji Ishiguro (2 out of 2 patents)

12. Naoya Mashiko (2 out of 2 patents)

13. Satoshi Endo (2 out of 25 patents)

14. Yuta Ito (2 out of 13 patents)

15. Nobuyoshi Watanabe (2 out of 3 patents)

26 patents: Sort by Forward Citations

1. 12270977 - Ultraviolet led optical member (2025-04-08),

2. 12194697 - Method for modifying optical properties of synthetic resin (2025-01-14),

3. 12092792 - Optical member with reduced low-molecular-weight siloxane content, and method for producing same (2024-09-17),

4. 11946443 - Bonded body of object to be bonded to and functional base material (2024-04-02),

5. 11484859 - Airflow generation device and manufacturing method for same (2022-11-01),

6. 11476395 - Light source, LED device, and light emitting display structure (2022-10-18),

7. 11472945 - Slidable rubber material having an amino-modified interfacial modification layer, and method for producing said slidable rubber material (2022-10-18),

8. 11326065 - Silicone resin reflective substrate, manufacturing method for same, and base material composition used in reflective substrate (2022-05-10),

9. 11094857 - Method for manufacturing lighting device (2021-08-17),

10. 10563159 - Cell-holding container and cell culture method using same (2020-02-18),

11. 10533094 - Silicone resin reflective substrate, manufacturing method for same, and base material composition used in reflective substrate (2020-01-14),

12. 10351713 - Ink for white reflective film, powder coating material for white reflective film, production method of white reflective film, white reflective film, light source mount, and lighting device shade (2019-07-16),

13. 9803829 - Light distribution lens (2017-10-31),

14. 9663664 - Ink for white reflective film, powder coating material for white reflective film, production method of white reflective film, white reflective film, light source mount, and lighting device shade (2017-05-30),

15. 9574050 - Silicone resin reflective substrate, manufacturing method for same, and base material composition used in reflective substrate (2017-02-21),

Asahi Rubber Inc. is a leading manufacturer and supplier of rubber products for various industries. With over 50 years of experience, we specialize in producing high-quality rubber components that are used in automotive, construction, and industrial applications. Our extensive product range includes rubber seals, gaskets, hoses, and custom molded products. We are committed to delivering exceptional durability, performance, and reliability in every product we offer. Visit our website for more information about our wide range of rubber solutions.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

26 Patents

#47 in Saitama 343-0827

#2,457 in Japan

#24,093 in the World

Asahi Rubber Inc.

Forward Citations = 203

54 inventors:

Masutsugu Tasaki (14 out of 16 patents)

Naoto Igarashi (6 out of 6 patents)

Akira Ichikawa (6 out of 37 patents)

4. Tsutomu Odaki (5 out of 7 patents)

5. Takayuki Motoyanagi (5 out of 5 patents)

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