Inventor · disambiguated record
Hitoshi Nagayama
Also filed as: NAGAYAMA HITOSHI
12 granted patents·14 pending applications·114 citations·filing 1998–2023
89Inventor score
Top patents by PatentIndex Score
26 records- 0195US7147541B2Thickness control method and double side polisherSPEEDFAM CO LTD·Filed 2006·Granted Dec 12, 2006·49 cites·6 claims
- 0286US7888279B2High toughness translucent alumina sintered body, method for producing the same, and its usesTOSOH CORP·Filed 2008·Granted Feb 15, 2011·10 cites·6 claims
- 0385US7137867B2Thickness control method and double side polisherSPEEDFAM CO LTD·Filed 2006·Granted Nov 21, 2006·15 cites·2 claims
- 0481US8419400B2Sintered body, sputtering target and molding die, and process for producing sintered body employing the sameITOH KENICHI·Filed 2006·Granted Apr 16, 2013·7 cites·18 claims
- 0579US11746055B2Zirconia sintered body and production method thereofTOSOH CORP·Filed 2022·Granted Sep 5, 2023·0 cites·7 claims
- 0670US11479511B2Zirconia sintered body and production method thereofTOSOH CORP·Filed 2020·Granted Oct 25, 2022·0 cites·9 claims
- 0766US9919971B2Zirconia sintered body and use thereofTOSOH CORP·Filed 2014·Granted Mar 20, 2018·1 cites·14 claims
- 0863US10858293B2Zirconia sintered body and manufacturing method of the sameTOSOH CORP·Filed 2019·Granted Dec 8, 2020·0 cites·6 claims
- 0963US2023391674A1Colored sintered body and method for producing the sameTOSOH CORP·Filed 2023·Application pending·0 cites
- 1062US9920420B2Sintered body, sputtering target and molding die, and process for producing sintered body employing the sameITOH KENICHI·Filed 2015·Granted Mar 20, 2018·0 cites·6 claims
- 1162US2025178967A1Sintered bodyTOSOH CORP·Filed 2023·Application pending·0 cites
- 1261US2025197295A1Method for producing sintered bodyTOSOH CORP·Filed 2023·Application pending·0 cites
- 1361US2022332649A1Sintered bodyTOSOH CORP·Filed 2022·Application pending·0 cites
- 1460US2025195338A1Zirconia layered bodyTOSOH CORP·Filed 2023·Application pending·0 cites
- 1559US2024376012A1Powder composition, calcined body, sintered body, and method for producing sameTOSOH CORP·Filed 2022·Application pending·0 cites
- 1658US2025197294A1Calcined body and sintered body of zirconiaTOSOH CORP·Filed 2023·Application pending·0 cites
- 1756US6116997ASingle side work polishing apparatusFiled 1999·Granted Sep 12, 2000·21 cites·10 claims
- 1855US11124457B2Pink zirconia sintered body and manufacturing method of the sameTOSOH CORP·Filed 2020·Granted Sep 21, 2021·0 cites·14 claims
- 1955US2024217881A1Manufacturing method of sintered bodyTOSOH CORP·Filed 2022·Application pending·0 cites
- 2054US2024101483A1Powder compositionTOSOH CORP·Filed 2022·Application pending·0 cites
- 2153US2013213801A1Sintered body, sputtering target and molding die, and process for producing sintered body employing the sameITOH KENICHI·Filed 2013·Application pending·0 cites
- 2253US2025145534A1Powder and method for producing the sameTOSOH CORP·Filed 2023·Application pending·0 cites
- 2352US2025154067A1Sintered body, method for producing sintered body, powder and calcined bodyTOSOH CORP·Filed 2023·Application pending·0 cites
- 2451US2025059097A1Sintered body, method for producing sintered body, raw material powder for sintered body, and calcined bodyTOSOH CORP·Filed 2022·Application pending·0 cites
- 2544US2023014792A1Sintered body with high impact resistanceTOSOH CORP·Filed 2020·Application pending·0 cites
- 2639US6039638AWork planarizing method and apparatusSPEEDFAM CO LTD·Filed 1998·Granted Mar 21, 2000·11 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →