% Expired Patents = 33.3

EPO Patents = 1

Forward Citations = 12

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10 inventors (with patents filed for the assignee):

Tsutomu Iida (1 out of 10 patents)

Ryosuke Miyahara (1 out of 4 patents)

Yuji Kaimasu (1 out of 1 patent)

4. Jungo Matsui (1 out of 1 patent)

5. Yumiko Oto (1 out of 1 patent)

6. Yutaka Taguchi (1 out of 1 patent)

7. Hiroichi Hase (1 out of 3 patents)

8. Shinji Kuru (1 out of 1 patent)

9. Seiichi Yamazaki (1 out of 2 patents)

10. Ryosuke Murakami (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 12000128 - Disposer (2024-06-04),

2. 11821725 - Fracture surface inspection device and fracture surface inspection method for loss evaluation (2023-11-21),

3. 10052702 - Method of forming fracture start portion of connecting rod and forming device (2018-08-21),

4. 9627600 - Mg—Si system thermoelectric conversion material, method for producing same, sintered body for thermoelectric conversion, thermoelectric conversion element, and thermoelectric conversion module (2017-04-18),

5. 6658747 - Position sensor for a hydraulic actuator and hydraulic system using the same (2003-12-09),

6. 6571999 - Connecting rod fracture machine and method for fracture separating connecting rod using the machine (2003-06-03),

Company Overview

Yasunaga Corporation is a leading manufacturer of industrial machinery and equipment, specializing in the design and production of high-quality pumps, compressors, and blowers. With a strong focus on innovation and technology, Yasunaga has established itself as a trusted partner for industries such as manufacturing, energy, and agriculture. The company is committed to providing reliable and efficient solutions to meet the diverse needs of its customers worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#16 in Mie

#5,989 in Japan

Mie, Japan

Yasunaga Corporation

Forward Citations = 12

10 inventors:

Tsutomu Iida (1 out of 10 patents)

Ryosuke Miyahara (1 out of 4 patents)

Yuji Kaimasu (1 out of 1 patent)

4. Jungo Matsui (1 out of 1 patent)

5. Yumiko Oto (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Yasunaga Corporation. Retrieved from https://idiyas.com/company/yasunaga

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]