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For the Inventor, By the Inventor

Kashiwa, Japan

Toru Iwata

This inventor holds 6 USPTO granted patents and 3 EPO patents. Top assignee: Powdertech Co., Ltd.. Active years: 2009-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toru Iwata. Retrieved from https://idiyas.com/inventor/toru-iwata-0hzetk03

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

USPTO Granted Patents = 6

% Patents Active = 50.0


Average Co-Inventor Count = 2.6

ph-index = 2

Forward Citations = 7(Granted Patents)


Location History:

  • Chiba, JP (2013)
  • Kashiwa, JP (2009 - 2014)
  • Saitama, JP (2015)

Company Filing History:

goldMedal6 out of 94 
 
Powdertech Co., Ltd.
 patents

Years Active: 2009-2015

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6 patents (USPTO):Explore Patents
1. 9081318 - Ferrite carrier core material and ferrite carrier for electrophotographic developer, methods for manufacturing these, and electrographic developer using the ferrite carrier (2015-07-14),
2. 8895218 - Carrier core material and carrier for electrophotographic developer and process for producing the same, and electrophotographic developer using the carrier (2014-11-25),
3. 8728699 - Porous ferrite core material for electrophotographic developer, resin-filled ferrite carrier and electrophotographic developer using the ferrite carrier (2014-05-20),
4. 8535867 - Ferrite core material and ferrite carrier for electrophotographic developer, and electrophotographic developer using the ferrite carrier (2013-09-17),
5. 8465898 - Ferrite carrier core material and ferrite carrier for electrophotographic developer, and electrophotographic developer using the ferrite carrier (2013-06-18),
6. 7598011 - Irregular shaped ferrite carrier and electrophotographic developer using the ferrite carrier (2009-10-06),

Title: Toru Iwata: Innovator in Electrophotographic Development

Introduction

Toru Iwata is a notable inventor based in Kashiwa, Japan. He has made significant contributions to the field of electrophotographic developers, holding a total of six patents. His work focuses on enhancing the performance and longevity of ferrite carriers used in various applications.

Latest Patents

Iwata's latest patents include innovations related to ferrite carrier core materials and ferrite carriers for electrophotographic developers. These inventions aim to provide carriers with excellent charging properties, reduced scattering due to cracking and chipping, and extended lifespans. The patents detail specific compositions and manufacturing methods that optimize the performance of these materials, including precise percentages of elements such as strontium, magnesium, and titanium.

Career Highlights

Toru Iwata is currently employed at Powdertech Co., Ltd., where he continues to develop advanced materials for electrophotographic applications. His expertise in material science and engineering has positioned him as a key figure in his field.

Collaborations

Iwata has collaborated with notable colleagues, including Koji Aga and Tomoyuki Suwa. These partnerships have fostered innovation and contributed to the advancement of their shared projects.

Conclusion

Toru Iwata's contributions to the field of electrophotographic development through his patents and collaborations highlight his role as a leading inventor. His work continues to influence the industry and improve the performance of essential materials.

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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