Inventor · disambiguated record
Michiaki Kumagai
Also filed as: KUMAGAI MICHIAKI
8 granted patents·108 citations·filing 1998–2021
84Inventor score
Top patents by PatentIndex Score
8 records- 0194US6311701B1Cosmetic caseYOSHIDA INDUSTRY CO·Filed 2000·Granted Nov 6, 2001·49 cites·13 claims
- 0287US6386209B1Cosmetic caseYOSHIDA INDUSTRY CO·Filed 2000·Granted May 14, 2002·28 cites·12 claims
- 0381US11485553B2Container with capYOSHIDA INDUSTRY CO·Filed 2021·Granted Nov 1, 2022·1 cites·8 claims
- 0472US6192895B1Cosmetic caseYOSHIDA INDUSTRY CO·Filed 1998·Granted Feb 27, 2001·27 cites·16 claims
- 0569US8540077B2Compact case built-in with hinge unit and method of manufacturing compact case built-in with hinge unitYOSHIDA YUZO·Filed 2011·Granted Sep 24, 2013·3 cites·17 claims
- 0657US8961949B2Polymer-metal complex composite having MRI contrast ability and MRI contrasting and/or antitumor composition using the sameKATAOKA KAZUNORI·Filed 2009·Granted Feb 24, 2015·0 cites·9 claims
- 0753US9398801B2Cosmetic containerYOSHIDA INDUSTRY CO·Filed 2012·Granted Jul 26, 2016·0 cites·3 claims
- 0850US8871180B2Organic-inorganic hybrid particles containing contrast agentKATAOKA KAZUNORI·Filed 2007·Granted Oct 28, 2014·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →