EPO Patents = 4

Forward Citations = 0

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7 inventors (with patents filed for the assignee):

Toshihiro Koizumi (7 out of 7 patents)

Hironori Ogawa (1 out of 24 patents)

Mio Omura (1 out of 1 patent)

4. Masaru Mizuochi (1 out of 1 patent)

5. Dankan Arekusanda Eriku Shoton (1 out of 1 patent)

6. Keiichi Osaku (1 out of 1 patent)

7. Saki Maeda (1 out of 1 patent)

8. Koizumi Toshihiro (0 patent)

7 patents: Sort by Forward Citations

1. 12497117 - Bell for bicycle (2025-12-16),

2. 11922914 - Desk bell (2024-03-05),

3. 11875668 - Information transmission system using bell (2024-01-16),

4. 11583119 - Drinking container used for toasting and drinking container serving as bell (2023-02-21),

5. 11498230 - Fastner (2022-11-15),

6. 11173618 - Fastner (2021-11-16),

7. 9230530 - Rolling element bell (2016-01-05),

Koizumi Factory Corporation is a leading manufacturer of high-quality industrial machinery and equipment. With a focus on innovation and efficiency, we provide a wide range of solutions for various industries. Our products are known for their reliability and durability, and we are committed to delivering exceptional service to our customers.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

7 Patents

#23 in Toyama 939-0643

#5,307 in Japan

Toyama, Japan

Koizumi Factory Corporation