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For the Inventor, By the Inventor

Hiratsuka, Japan

Akimasa Kaneishi

This inventor holds 13 USPTO granted patents. Top assignees: Mitsubishi Gas Chemical Company, Inc., Mitsubishi Engineering-Plastics Corporation, Miyagawa Kasei Industry Co., Ltd.. Active years: 1991-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akimasa Kaneishi. Retrieved from https://idiyas.com/inventor/akimasa-kaneishi

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

USPTO Granted Patents = 13

% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 5

Forward Citations = 65(Granted Patents)


Location History:

  • Osaka, JP (1991)
  • Hiratsuka, JP (1994 - 2009)

Company Filing History:

goldMedal10 out of 2,304 
 
Mitsubishi Gas Chemical Company, Inc.
 patents
silverMedal3 out of 140 
 
Mitsubishi Engineering-Plastics Corporation
 patents
bronzeMedal1 out of 14 
 
Miyagawa Kasei Industry Co., Ltd.
 patents
4. 1 out of 29 
 
Nireco Corporation
 patents
5. 1 out of 1 
 
Plastron Corporation
 patent
where one patent can have more than one assignee

Years Active: 1991-2009

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13 patents (USPTO):Explore Patents
1. 7521016 - Pressurized gas introducing device, and injection molding method for moldings having hollow portion (2009-04-21),
2. 7377478 - Light guide plate made of transparent resin, molding method thereof, insert block, mold assembly, and area light apparatus (2008-05-27),
3. 7048428 - Light guide plate with convex portions having low radius of curvature tips, or low surface roughness (2006-05-23),
4. 5705107 - Molding method for producing molded article having a hollow portion (1998-01-06),
5. 5656234 - Mold apparatus and injection molding method for producing (1997-08-12),
6. 5639417 - Mold apparatus for process for injection molding (1997-06-17),
7. 5626815 - Gas-feeding nozzle and apparatus and method employing such nozzle (1997-05-06),
8. 5545027 - Gas-feeding device for injection molding (1996-08-13),
9. 5465908 - Gas-feeding nozzle (1995-11-14),
10. 5417560 - Drive apparatus for driving movable member in plastic molding die (1995-05-23),
11. 5403647 - Injection-molded article having high-quality appearance (1995-04-04),
12. 5308574 - Method of injection molding with air assist for making a handle-shaped (1994-05-03),
13. 5056997 - Apparatus for injecting a gas into molten resin in a cavity of an (1991-10-15),

Title: Akimasa Kaneishi: Innovator in Pressurized Gas Technology and Molding Methods

Introduction

Akimasa Kaneishi is a prominent inventor based in Hiratsuka, Japan. He has made significant contributions to the fields of pressurized gas technology and molding methods. With a total of 13 patents to his name, Kaneishi has demonstrated a commitment to innovation and excellence in his work.

Latest Patents

Kaneishi's latest patents include a pressurized gas introducing device and an injection molding method for moldings having a hollow portion. The pressurized gas introducing device features a pressurized-gas supply source, multiple measuring tanks, and a series of supply lines and valves designed to control the introduction of pressurized gas into molded articles. This innovative apparatus allows for precise control over the amount of gas required for forming hollow portions in molded products. Additionally, his light guide plate invention, made of transparent resin, incorporates convex portions that enhance light distribution, showcasing his expertise in both functionality and design.

Career Highlights

Throughout his career, Kaneishi has worked with notable companies such as Mitsubishi Gas Chemical Company, Inc. and Mitsubishi Engineering-Plastics Corporation. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Kaneishi has collaborated with talented individuals in the industry, including Sinji Kiboshi and Akinori Toyota. These partnerships have further enriched his work and expanded the impact of his inventions.

Conclusion

Akimasa Kaneishi is a distinguished inventor whose work in pressurized gas technology and molding methods has made a lasting impact. His innovative patents and collaborations reflect his dedication to advancing technology in his field.

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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