Gunma, Japan

Shigemi Okamoto

This inventor holds 1 USPTO granted patent. Top assignee: Sanyo Electric Co., Ltd.. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigemi Okamoto. Retrieved from https://idiyas.com/inventor/shigemi-okamoto-tfsitk2g

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Shigemi Okamoto - Innovator in Low-Temperature Storage Solutions.

Introduction

Shigemi Okamoto is a notable inventor based in Gunma, Japan. He has made significant contributions to the field of refrigeration technology, particularly with his innovative designs aimed at improving food storage.

Latest Patents

Okamoto holds a patent for a low-temperature storage case. This invention features a food storage room inside a thermally conductive inner box, which is surrounded by a thermally insulating outer box. A cold-air circulation space is created between the two boxes, and a refrigeration unit is positioned within this space. The design includes ethylene adsorbing members that are strategically placed to absorb ethylene gas in the storage room, enhancing the preservation of food items. To reactivate the adsorbing members, the invention incorporates ventilation holes in the outer box, a heater in the cold-air circulation space, and a ventilation unit mounted on the outer box.

Career Highlights

Shigemi Okamoto is associated with Sanyo Electric Co., Ltd., where he has been instrumental in developing advanced refrigeration technologies. His work has contributed to the company's reputation for innovation in the electronics and appliance sectors.

Collaborations

Okamoto collaborates with Tokutarou Mase, a talented female engineer who shares his passion for innovation in refrigeration technology. Together, they work on projects that aim to enhance food preservation methods.

Conclusion

Shigemi Okamoto's contributions to low-temperature storage solutions reflect his commitment to innovation and technology. His patent for a low-temperature storage case showcases his ability to address practical challenges in food preservation.

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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