Forward Citations = 26

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7 inventors (with patents filed for the assignee):

Kazuo Sakamaki (7 out of 23 patents)

Tadashi Taniguchi (7 out of 16 patents)

Koji Sakamaki (5 out of 5 patents)

4. Koichi Nakano (4 out of 4 patents)

5. Akira Sakamaki (2 out of 26 patents)

6. Chokichi Sato (2 out of 7 patents)

7. Kazuki Aoyagi (1 out of 2 patents)

7 patents: Sort by Forward Citations

1. 11364546 - Chuck apparatus (2022-06-21),

2. D837014 - Drill chuck (2019-01-01),

3. D837013 - Drill chuck (2019-01-01),

4. D837012 - Drill chuck (2019-01-01),

5. D837011 - Drill chuck (2019-01-01),

6. 7178216 - Keyless chuck and associated method (2007-02-20),

7. 6959931 - Keyless chuck and associated method (2005-11-01),

Yukiwa Seiko Inc. is a leading manufacturer of precision-engineered components and products, offering a wide range of high-quality parts and assemblies for various industries, including automotive, medical, and aerospace. With a strong commitment to innovation and quality, the company has built a solid reputation for excellence and reliability. Visit their website to learn more about their products and services.

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

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USPTO Data Jan 1 1976 - Dec 16 2025

7 Patents

#1 in Ojiya

#5,302 in Japan

Ojiya, Japan

Yukiwa Seiko Inc.