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For the Inventor, By the Inventor

Numazu, Japan

Nobuyasu Makino

This inventor holds 22 USPTO granted patents and 6 EPO patents, primarily in Powder Classification. Top assignees: Ricoh Company, Ltd., Ricoh UK Products Ltd.. Active years: 1994-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuyasu Makino. Retrieved from https://idiyas.com/inventor/nobuyasu-makino

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

USPTO Granted Patents = 22

% Patents Active = 54.5

 

Average Co-Inventor Count = 2.5

ph-index = 7

Forward Citations = 125(Granted Patents)


Location History:

  • Numadu, JP (2008)
  • Numazu, JP (1994 - 2014)
  • Shizuoka, JP (2002 - 2015)

Company Filing History:

goldMedal22 out of 28,940 
 
Ricoh Company, Ltd.
 patents
silverMedal1 out of 1 
 
Ricoh UK Products Ltd.
 patent
where one patent can have more than one assignee

Years Active: 1994-2015

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Areas of Expertise:
Powder Classification
Pulverizer
Airflow Classifier
Electrophotographic Toner
Fluidized Bed Pulverizing
Cylindrical Adaptor
Coarse Powder
Fine Powder
Manufacturing Method
Particulate Material
Image Forming Apparatus
Toner Production
22 patents (USPTO):Explore Patents
1. 9207552 - Classifying apparatus, classifying method, toner and method for producing the toner (2015-12-08),
2. 9022307 - Pulverizer (2015-05-05),
3. 8905340 - Pulverizer and cylindrical adaptor (2014-12-09),
4. 8757387 - Classification device (2014-06-24),
5. 8668091 - Air classifier (2014-03-11),
6. 8540174 - Method for producing powder and fluidized bed pulverizing apparatus (2013-09-24),
7. 8469297 - Airflow classifier and particulate material preparing apparatus using the airflow classifier (2013-06-25),
8. 8267340 - Airflow pulverization and classification device, and pulverization method (2012-09-18),
9. 8132749 - Electrophotographic toner pulverizing apparatus and electrophotographic toner pulverizing method (2012-03-13),
10. 8096492 - Pulverizing and coarse powder classifying apparatus and fine powder classifying apparatus (2012-01-17),
11. 7776503 - Particles and manufacturing method thereof, toner and manufacturing method thereof, and developer, toner container, process cartridge, image forming method and image forming apparatus (2010-08-17),
12. 7753296 - Pulverization/classification apparatus for manufacturing powder, and method for manufacturing powder using the pulverization/classification apparatus (2010-07-13),
13. 7661611 - Toner and method for producing the same (2010-02-16),
14. 7498114 - Toner, process of manufacturing toner, developer, toner container, process cartridge, image forming apparatus, and image forming process (2009-03-03),
15. 7364101 - Pulverizing apparatus and method for pulverizing (2008-04-29),

Title: Innovations by Nobuyasu Makino: A Pioneer in Classification and Pulverization Technologies

Introduction

Nobuyasu Makino is an accomplished inventor based in Numazu, Japan. With a remarkable portfolio of 22 patents, he has significantly contributed to advancements in classification and pulverization technologies. His work has impacted various industries, leading to more efficient and effective processes.

Latest Patents

Makino's latest innovations include a classifying apparatus and a pulverizer. The **classifying apparatus** features a cylindrical casing with a powder material feeding port and a louver ring designed to optimize material flow. It comprises a center core, a separator core, and a unique flow path. This design allows for accurate classification of powder materials, which is crucial in many manufacturing processes.

The **pulverizer** is another notable invention, designed with a pulverization chamber, jet nozzle, and pulverization nozzle. It includes an acceleration tube with two distinct acceleration parts, ensuring efficiency in the pulverizing process. This technology not only enhances throughput but also improves the overall quality of the pulverized product.

Career Highlights

Nobuyasu Makino has had a distinguished career, working with prominent companies such as Ricoh Company, Ltd. and Ricoh UK Products Ltd. His tenure at these firms has provided him with the platform to develop innovative solutions that address contemporary challenges in material processing and classification.

Collaborations

Throughout his career, Makino has collaborated with esteemed colleagues, including Fumitoshi Murakami and Mutsumi Takahashi. These partnerships have fostered a creative environment, leading to groundbreaking inventions that benefit various sectors.

Conclusion

Nobuyasu Makino stands out as a key figure in the realm of innovation, particularly in classification and pulverization technologies. His extensive patent portfolio reflects his dedication to improving industrial processes and enhancing product quality. As technological demands continue to evolve, inventors like Makino will undoubtedly play a crucial role in shaping the future of manufacturing and material science.

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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