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For the Inventor, By the Inventor

Kanagawa, Japan

Kiyotaka Sawada

This inventor holds 13 USPTO granted patents and 1 published patent application. Top assignee: Ricoh Company, Ltd.. Active years: 1997-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyotaka Sawada. Retrieved from https://idiyas.com/inventor/kiyotaka-sawada

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 = 84.6

Average Co-Inventor Count = 4.1

ph-index = 5

Forward Citations = 82(Granted Patents)


Location History:

  • Kanagawa-ken, JP (2002 - 2005)
  • Atsugi, JP (1997 - 2010)
  • Kanagawa, JP (2001 - 2018)

Company Filing History:

goldMedal13 out of 28,940 
 
Ricoh Company, Ltd.
 patents

Years Active: 1997-2018

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13 patents (USPTO):Explore Patents
1. 10105814 - Polishing sheet, polishing tool and polishing method (2018-10-23),
2. 9440331 - Polishing sheet and polishing tool (2016-09-13),
3. 8911061 - Nozzle plate, nozzle plate production method, liquid discharge head, and image forming apparatus (2014-12-16),
4. 7794643 - Apparatus and method for molding object with enhanced transferability of transfer face and object made by the same (2010-09-14),
5. 6919120 - Plastic molding and a method and a mold assembly for producing the same (2005-07-19),
6. 6893586 - Plastic optical element, plastic optical element producing method and plastic optical element producing apparatus (2005-05-17),
7. 6875380 - Method and apparatus for manufacturing plastic optical element and plastic optical element (2005-04-05),
8. 6793868 - Plastic molding and method and apparatus for producing the same by injection molding (2004-09-21),
9. 6620486 - Plasting molding and method and apparatus for producing the same by injection molding (2003-09-16),
10. 6565346 - Plastic molded article or product and method and apparatus for producing the same by injection molding (2003-05-20),
11. 6465610 - Method and apparatus for manufacturing plastic optical element and plastic optical element (2002-10-15),
12. 6287504 - Plastic molding and method and apparatus for producing the same by injection molding (2001-09-11),
13. 5603871 - Method for manufacturing molded resin product and plastic mirror (1997-02-18),

Title: Kiyotaka Sawada: Innovator in Polishing Technology

Introduction

Kiyotaka Sawada is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of polishing technology, holding a total of 13 patents. His innovative work has advanced the methods and tools used in polishing applications.

Latest Patents

Among his latest patents are several notable inventions. One of these is a polishing sheet that features a unique design. This polishing sheet includes a surface with multiple convex portions that project from it. Each convex portion is equipped with a plurality of first abrasive grains on its upper surface, while the sheet itself contains second abrasive grains that possess a higher hardness than the first. Another patent focuses on a polishing tool that incorporates a similar design, enhancing the efficiency of polishing processes.

Career Highlights

Kiyotaka Sawada is currently employed at Ricoh Company, Ltd., where he continues to develop innovative polishing solutions. His work at Ricoh has allowed him to collaborate with other talented professionals in the field, furthering advancements in polishing technology.

Collaborations

Some of his notable coworkers include Yasuo Yamanaka and Jun Watanabe. Their collaborative efforts have contributed to the success of various projects within the company.

Conclusion

Kiyotaka Sawada's contributions to polishing technology through his patents and work at Ricoh Company, Ltd. highlight his role as an influential inventor in this specialized field. His innovative designs continue to shape the future of polishing methods and tools.

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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