Inventor · disambiguated record
Kenji Masada
Also filed as: MASADA KENJI
11 granted patents·7 pending applications·3 citations·filing 2004–2017
80Inventor score
Top patents by PatentIndex Score
18 records- 0173US10807880B2Epsilon iron oxide and method for producing the same, magnetic coating material and magnetic recording mediumUNIV TOKYO·Filed 2016·Granted Oct 20, 2020·1 cites·14 claims
- 0270US10669161B2Oriented body containing e-iron oxide, method for producing the same, and device for producing the sameUNIV TOKYO·Filed 2016·Granted Jun 2, 2020·1 cites·2 claims
- 0360US9741479B2Magnetic powder for magnetic recording mediumDOWA ELECTRONICS MATERIALS CO LTD·Filed 2014·Granted Aug 22, 2017·0 cites·4 claims
- 0452US7241501B2Iron nitride magnetic powder and method of producing the powderDOWA MINING CO·Filed 2004·Granted Jul 10, 2007·1 cites·10 claims
- 0549US2007042230A1Magnetic powder suitable for low-noise mediaMASADA KENJI·Filed 2006·Application pending·0 cites
- 0647US2007087229A1Magnetic powder for magnetic recording mediumKONNO SHINICHI·Filed 2005·Application pending·0 cites
- 0746US8110048B2Magnetic powder suitable for low-noise mediaMASADA KENJI·Filed 2011·Granted Feb 7, 2012·0 cites·6 claims
- 0843US8852314B2Method of producing magnetic powder for magnetic recording mediumKONNO SHINICHI·Filed 2011·Granted Oct 7, 2014·0 cites·4 claims
- 0943US7314666B2Iron nitride system magnetic powder having good storage stabilityDOWA MINING CO·Filed 2005·Granted Jan 1, 2008·0 cites·10 claims
- 1042US7332220B2Iron nitride magnetic powder and method of producing the powderDOWA MINING CO·Filed 2005·Granted Feb 19, 2008·0 cites·7 claims
- 1142US2007111039A1Iron system magnetic powder having high coercive force, and magnetic recording medium using sameISHIKAWA YUZO·Filed 2006·Application pending·0 cites
- 1239US11087792B2Oriented body, method for producing the same, device for producing the same, and magnetic recording mediumUNIV TOKYO·Filed 2016·Granted Aug 10, 2021·0 cites·6 claims
- 1339US7371458B2High-weatherability iron nitride-based magnetic powder and method of manufacturing the powderDOWA ELECTRONICS MATERIALS CO LTD·Filed 2005·Granted May 13, 2008·0 cites·4 claims
- 1439US2019035521A1Magnetic substance, magnetic toner, and magnetic powderUNIV TOKYO·Filed 2017·Application pending·0 cites
- 1539US2009252991A1Iron Nitride-Based Magnetic Powder, Process for Producing the Same, and Magnetic Recording MediumISHIKAWA YUZO·Filed 2007·Application pending·0 cites
- 1638US2012298908A1Hexagonal ferrite magnetic powder and magnetic recording medium using the sameUEYAMA TOSHIHIKO·Filed 2011·Application pending·0 cites
- 1729US2016217817A1Magnetic powder for magnetic recording mediumDOWA ELECTRONICS MATERIALS CO LTD·Filed 2016·Application pending·0 cites
- 1828US8801956B2Hexagonal crystal ferrite magnetic powder for magnetic recording, method for producing the same, and magnetic recording medium using the powderMASADA KENJI·Filed 2010·Granted Aug 12, 2014·0 cites·16 claims
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