Inventor · disambiguated record
Fumihiko Koshimizu
Also filed as: KOSHIMIZU FUMIHIKO
17 granted patents·1 pending application·135 citations·filing 1999–2020
93Inventor score
Technology areasG01N
Top patents by PatentIndex Score
18 records- 0191US11536636B2Hardness tester and programMITUTOYO CORP·Filed 2020·Granted Dec 27, 2022·3 cites·14 claims
- 0291US10024774B2Hardness test apparatus and hardness testing methodMITUTOYO CORP·Filed 2016·Granted Jul 17, 2018·6 cites·8 claims
- 0387US10094753B2Hardness testerMITUTOYO CORP·Filed 2016·Granted Oct 9, 2018·3 cites·12 claims
- 0486US7380443B2Hardness testing apparatusMITUTOYO CORP·Filed 2006·Granted Jun 3, 2008·14 cites·6 claims
- 0585US10663381B2Hardness tester and programMITUTOYO CORP·Filed 2018·Granted May 26, 2020·4 cites·12 claims
- 0682US7121136B2Hardness testing apparatusMITUTOYO CORP·Filed 2003·Granted Oct 17, 2006·25 cites·17 claims
- 0780US9063048B2Hardness tester and programKOSHIMIZU FUMIHIKO·Filed 2012·Granted Jun 23, 2015·6 cites·3 claims
- 0879US9417171B2Hardness testerMITUTOYO CORP·Filed 2013·Granted Aug 16, 2016·3 cites·8 claims
- 0978USD848882SHardness testerMITUTOYO CORP·Filed 2018·Granted May 21, 2019·16 cites·1 claims
- 1078US9442054B2Hardness tester having offset correction featureMITUTOYO CORP·Filed 2013·Granted Sep 13, 2016·3 cites·12 claims
- 1178US9442056B2Hardness testerMITUTOYO CORP·Filed 2013·Granted Sep 13, 2016·3 cites·5 claims
- 1271USD847676SHardness testerMITUTOYO CORP·Filed 2018·Granted May 7, 2019·12 cites·1 claims
- 1369USD848883SHardness testerMITUTOYO CORP·Filed 2018·Granted May 21, 2019·11 cites·1 claims
- 1454USD848867SDisplay device for hardness testerMITUTOYO CORP·Filed 2018·Granted May 21, 2019·6 cites·1 claims
- 1549USD847675SHardness testerMITUTOYO CORP·Filed 2018·Granted May 7, 2019·4 cites·1 claims
- 1646US6279388B1Apparatus for calibrating hardness tester, method for calibrating the same and apparatus for evaluating dynamic characteristic of specimenAKASHI CORP·Filed 1999·Granted Aug 28, 2001·13 cites·6 claims
- 1745USD847674SHardness testerMITUTOYO CORP·Filed 2018·Granted May 7, 2019·3 cites·1 claims
- 1841US2017122856A1Hardness testing apparatus and hardness testing methodMITUTOYO CORP·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →