Toyonaka, Japan

Hiroshi Shiokawa

This inventor holds 2 USPTO granted patents. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1995-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Shiokawa. Retrieved from https://idiyas.com/inventor/hiroshi-shiokawa

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 = 4.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1995-1997

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2 patents (USPTO):Explore Patents

Title: Hiroshi Shiokawa: Innovator in Compact Cassette Technology

Introduction

Hiroshi Shiokawa is a notable inventor based in Toyonaka, Japan. He has made significant contributions to the field of compact cassette technology, holding 2 patents that showcase his innovative designs. His work primarily focuses on enhancing the functionality and efficiency of cassette loading devices.

Latest Patents

Shiokawa's latest patents include a compact cassette loading device with a movable tape guide member. This invention features a design where an opening lever is pivotally mounted on a stand and engaged in a cam groove with a top plate. This arrangement allows the opening lever to be accommodated within the longitudinal dimension of a cassette, significantly reducing the loading device's size. The cassette is moved through the pivotal movement of the top plate and arms, facilitating the easy mounting of operating switches on the plane of projection of the top plate. This design not only achieves positional stability for the cassette loading device but also reduces the number of component parts, resulting in a compact and lightweight construction.

Career Highlights

Hiroshi Shiokawa is associated with Matsushita Electric Industrial Co., Ltd., a company renowned for its advancements in electronic technology. His work has contributed to the company's reputation for innovation in the consumer electronics sector.

Collaborations

Shiokawa has collaborated with notable coworkers, including Toshikazu Ura and Akio Konishi. Their combined efforts have furthered the development of innovative technologies within their field.

Conclusion

Hiroshi Shiokawa's contributions to compact cassette technology exemplify his innovative spirit and dedication to improving electronic devices. His patents reflect a commitment to creating efficient and compact solutions in the industry.

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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