Hanamaki, Japan

Koshiro Kurokawa

This inventor holds 5 USPTO granted patents. Top assignee: Alps Electric Co., Ltd.. Active years: 1984-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koshiro Kurokawa. Retrieved from https://idiyas.com/inventor/koshiro-kurokawa

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.8

ph-index = 5

Forward Citations = 47(Granted Patents)


Company Filing History:


Years Active: 1984-1985

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5 patents (USPTO):Explore Patents

Title: Innovations of Koshiro Kurokawa

Introduction

Koshiro Kurokawa is a notable inventor based in Hanamaki, Japan. He has made significant contributions to the field of recording devices, holding a total of 5 patents. His work focuses on enhancing the functionality and efficiency of various recording mechanisms.

Latest Patents

Kurokawa's latest patents include a "Sheet presser mechanism for recorders with pivotable cover plate." This invention features a platen that rotates about its own axis, a drawing instrument directed toward the platen, and a pair of presser roller units that are positioned at the axial ends of the platen. The presser rollers are designed to hold resiliently against the platen, ensuring effective sheet pressing. Another notable patent is the "Sheet pressing mechanism in a pen type recording device." This mechanism includes a rotatable platen and a pen that moves in the axial direction while maintaining contact with the platen. The design incorporates pressure rollers that engage with the outer peripheral surfaces of the platen, which are made of a soft material to enhance performance.

Career Highlights

Kurokawa is associated with Alps Electric Co., Ltd., a company known for its innovative electronic components and devices. His work has contributed to the advancement of recording technology, making it more user-friendly and efficient.

Collaborations

Kurokawa has collaborated with notable coworkers such as Mitsugu Fujiwara and Tomio Aso. Their combined expertise has fostered a creative environment that encourages innovation and development in their projects.

Conclusion

Koshiro Kurokawa's contributions to the field of recording devices exemplify the spirit of innovation. His patents reflect a commitment to improving technology and enhancing user experience.

Profile summary based on public USPTO records.
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]
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