EPO Patents = 1

Forward Citations = 8

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10 inventors (with patents filed for the assignee):

Mitsuyoshi Yamaguchi (3 out of 5 patents)

Shuji Miyairi (2 out of 2 patents)

Shigeo Kuribayashi (2 out of 2 patents)

4. Tatsuhiko Kuriya (1 out of 14 patents)

5. Koji Fujimoto (1 out of 5 patents)

6. Masayoshi Tanaka (1 out of 1 patent)

7. Hiroki Nakajima (1 out of 1 patent)

8. Hiroshi Kuribayashi (1 out of 1 patent)

9. Akio Saiki (1 out of 1 patent)

10. Yoshimori Kondo (1 out of 1 patent)

11. Yutaka Kaneko (0 patent)

5 patents: Sort by Forward Citations

1. 9901987 - Machine tool (2018-02-27),

2. 8353231 - Bar feeder (2013-01-15),

3. 8051755 - Bar feeder, feed rod vibration prevention support of material feeder and vibration stopper of material feeder (2011-11-08),

4. 7581472 - Tool holder positioning device (2009-09-01),

5. 6503046 - Apparatus and method for extracting a single bar from a plurality of bars (2003-01-07),

Company Overview

Alps Tool Co., Ltd. is a leading manufacturer of high-quality industrial tools and equipment. With over 20 years of experience in the industry, we specialize in producing cutting-edge products for a wide range of applications. Our commitment to innovation and quality has earned us a reputation for excellence among our customers worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#91 in Nagano

#6,654 in Japan

Nagano, Japan

Alps Tool Co., Ltd.

Forward Citations = 8

10 inventors:

Mitsuyoshi Yamaguchi (3 out of 5 patents)

Shuji Miyairi (2 out of 2 patents)

Shigeo Kuribayashi (2 out of 2 patents)

4. Tatsuhiko Kuriya (1 out of 14 patents)

5. Koji Fujimoto (1 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Alps Tool Co., Ltd.. Retrieved from https://idiyas.com/company/alps-tool-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

1 patent (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]