Inventor
KOSHIMIZU FUMIHIKO
JP17 patents
⚠️ This page may combine multiple inventors who share the name “KOSHIMIZU FUMIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITUTOYO CORP
15 patentsUS7121136B2Oct 17, 2006
Hardness testing apparatus
MITUTOYO CORP25 citations88
USD848882SMay 21, 2019
Hardness tester
MITUTOYO CORP16 citations86
USD848883SMay 21, 2019
Hardness tester
MITUTOYO CORP11 citations84
USD847676SMay 7, 2019
Hardness tester
MITUTOYO CORP12 citations84
USD848867SMay 21, 2019
Display device for hardness tester
MITUTOYO CORP6 citations82
US7380443B2Jun 3, 2008
Hardness testing apparatus
MITUTOYO CORP14 citations79
USD847674SMay 7, 2019
Hardness tester
MITUTOYO CORP3 citations73
USD847675SMay 7, 2019
Hardness tester
MITUTOYO CORP4 citations73
US10094753B2Oct 9, 2018
Hardness tester
MITUTOYO CORP3 citations71
US10024774B2Jul 17, 2018
Hardness test apparatus and hardness testing method
MITUTOYO CORP6 citations71
US9442056B2Sep 13, 2016
Hardness tester
MITUTOYO CORP3 citations71
US9442054B2Sep 13, 2016
Hardness tester having offset correction feature
MITUTOYO CORP3 citations71
US9417171B2Aug 16, 2016
Hardness tester
MITUTOYO CORP3 citations71
US11536636B2Dec 27, 2022
Hardness tester and program
MITUTOYO CORP3 citations68
US10663381B2May 26, 2020
Hardness tester and program
MITUTOYO CORP4 citations68