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Powdertech Co Ltd patents

Recent patent applications related to Powdertech Co Ltd. Powdertech Co Ltd is listed as an Agent/Assignee. Note: Powdertech Co Ltd may have other listings under different names/spellings. We're not affiliated with Powdertech Co Ltd, we're just tracking patents.

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Date Powdertech Co Ltd patents (updated weekly) - BOOKMARK this page
07/28/16Carrier and electrophotographic developer using the carrier
03/10/16Ferrite particle having outer shell structure, ferrite carrier core material for electrophotographic developer, and electrophotographic developer
02/11/16Composite magnetic powder for noise suppression
10/01/15Resin-filled ferrite carrier for electrophotographic developer and electrophotographic developer using the ferrite carrier
10/01/15Ferrite carrier core material for electrophotographic developer, ferrite carrier and electrophotographic developer using the ferrite carrier
10/02/14Resin-coated carrier for electrophotographic developer and electrophotographic developer using the resin-coated carrier
07/18/13Porous ferrite core material for electrophotographic developer, resin-coated ferrite carrier and electrophotographic developer using the ferrite carrier
07/04/13Ferrite carrier core material and ferrite carrier for electrophotographic developer, methods for manufacturing these, and electrographic developer using the ferrite carrier
10/04/12Resin-coated carrier for electrophotographic developer and electrophotographic developer using the resin-coated carrier
10/04/12Resin-coated carrier for electrophotographic developer, and electrophotographic developer
03/29/12Resin-coated carrier for electrophotographic developer and process for producing the same, and electrophotographic developer comprising the resin-coated carrier
01/05/12Ferrite carrier core material and ferrite carrier for electrophotographic developer, and electrophotographic developer using the ferrite carrier
10/06/11Resin-coated carrier for electrophotographic developer, and electrophotographic developer using the resin-coated carrier
10/06/11Ferrite carrier core material for electrophotographic developer, ferrite carrier for electrophotographic developer and methods for producing the ferrite carrier core material and the ferrite carrier, and electrophotographic developer using the ferrite carrier
09/01/11Ferrite core material and ferrite carrier for electrophotographic developer, and electrophotographic developer using the ferrite carrier
08/11/11Resin-filled ferrite carrier core material for electrophotographic developer, ferrite carrier and electrophotographic developer using the ferrite carrier
07/28/11Core material of ferrite carrier and ferrite carrier for electrophotographic developer, and electrophotographic developer using the ferrite carrier
06/02/11Porous ferrite core material for electrophotographic developer, resin-filled ferrite carrier and electrophotographic developer using the ferrite carrier
04/28/11Oxygen detector and manufacturing oxygen detector
01/20/11Core material of carrier for electrophotographic developer and manufacturing the core material, carrier and manufacturing the carrier, and electrophotographic developer using the carrier
09/30/10Carrier coated with resin for electrophotographic developer and electrophotographic developer using the carrier coated with resin
09/30/10Resin-filled ferrite carrier for electrophotographic developer and electrophotographic developer using the ferrite carrier
09/16/10Carrier for two-component electrophotographic developer and electrophotographic developer using the carrier
08/05/10Carrier core material and carrier for electrophotographic developer and process for producing the same, and electrophotographic developer using the carrier
05/06/10Inorganic particle-containing emulsion and manufacturing a particle by using the inorganic particle-containing emulsion
03/04/10Resin-filled carrier for electrophotographic developer and electrophotographic developer using the resin-filled carrier
12/03/09Carrier for an electrophotographic developer, and electrophotographic developer using the carrier
10/22/09Resin-filled carrier for electrophotographic developer, and electrophotographic developer using the resin-filled carrier
10/01/09Ferrite particles and production method thereof
10/01/09Carrier particles for forming wiring circuit pattern and developer
10/01/09Carrier core material for electrophotographic developer, carrier, and electrophotographic developer using the carrier
10/01/09Carrier core material for an electrophotographic developer, carrier, and electrophotographic developer using the carrier
09/24/09Resin-filled carrier for electrophotographic developer, and electrophotographic developer using the resin-filled carrier
09/10/09Oxygen detector sheet and oxygen detecting agent using the same , and manufacturing oxygen detector sheet
08/06/09Carrier core material for electrophotographic developer, carrier and electrophotographic developer using the carrier
07/09/09Resin-filled carrier for electrophotographic developer, and electrophotographic developer using the resin-filled carrier
07/02/09Electrophotographic developer carrier and electrophotographic developer using the same carrier
05/21/09Resin-coated ferrite carrier for electrophotographic developer, its production method, and electrophotographic developer using the resin-coated ferrite carrier







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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Powdertech Co Ltd in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Powdertech Co Ltd with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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