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For the Inventor, By the Inventor

Tochigi, Japan

Zenichi Kakinuma

This inventor holds 4 USPTO granted patents, plus 1 CIPO patent. Top assignee: Sanyo Electric Co., Ltd.. Active years: 1990-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Zenichi Kakinuma. Retrieved from https://idiyas.com/inventor/zenichi-kakinuma

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

Calculating rank
USPTO Granted Patents = 4

% Patents Active = 100.0


Average Co-Inventor Count = 4.9

ph-index = 3

Forward Citations = 43(Granted Patents)


Location History:

  • Tochigi, JP (1990)
  • Sano, JP (1991)
  • Sanoshi Tochigiken, JP (1997)
  • Tochigi-ken, JP (2001)

Company Filing History:

goldMedal4 out of 8,782 
 
Sanyo Electric Co., Ltd.
 patents

Years Active: 1990-2001

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4 patents (USPTO):Explore Patents
1. 6247773 - Cooling storage cabinet (2001-06-19),
2. 5630323 - Refrigerating apparatus (1997-05-20),
3. 5061019 - Heat insulating box structure and manufacturing method therefor (1991-10-29),
4. 4962865 - Insulating box and a method for its manufacture (1990-10-16),

Title: Zenichi Kakinuma: Innovator in Refrigeration Technology

Introduction

Zenichi Kakinuma is a notable inventor based in Tochigi-ken, Japan. He has made significant contributions to the field of refrigeration technology, holding a total of 4 patents. His innovative designs focus on improving the efficiency and functionality of cooling storage systems.

Latest Patents

Kakinuma's latest patents include a cooling storage cabinet and a refrigerating apparatus. The cooling storage cabinet is designed to prevent condensation on the glazing of its doors, featuring a heat-insulating housing with slidable doors. Each door is constructed with a thinner periphery on opposing sides, allowing for smooth operation. The refrigerating apparatus aims to reduce the start noise of the compressor, incorporating a control unit that manages the operation of the compressor and a solenoid valve to enhance performance.

Career Highlights

Zenichi Kakinuma is currently employed at Sanyo Electric Co., Ltd., where he continues to develop innovative refrigeration solutions. His work has significantly impacted the efficiency of cooling systems, making them more user-friendly and effective.

Collaborations

Kakinuma has collaborated with notable coworkers such as Hiroshi Naganuma and Yoshirou Ishizaka, contributing to advancements in refrigeration technology.

Conclusion

Zenichi Kakinuma's contributions to refrigeration technology through his patents and work at Sanyo Electric Co., Ltd. highlight his role as an influential inventor in the industry. His innovative designs continue to shape the future of cooling systems.

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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