Inventor · disambiguated record
Masamichi Kawano
Also filed as: KAWANO MASAMICHI
17 granted patents·10 pending applications·50 citations·filing 1991–2025
91Inventor score
Files withDAIDO STEEL CO LTD17HITACHI HIGH TECH CORP3HITACHI LTD3ANDO KIMIAKI1DIADO TOKUSHUKO KABUSHIKI KAIS1
Top patents by PatentIndex Score
27 records- 0196US11319621B2Steel for mold, and moldDAIDO STEEL CO LTD·Filed 2019·Granted May 3, 2022·4 cites·25 claims
- 0293US11377718B2Steel for moldDAIDO STEEL CO LTD·Filed 2019·Granted Jul 5, 2022·3 cites·32 claims
- 0388US10988823B2Annealed steel material and method for manufacturing the sameDAIDO STEEL CO LTD·Filed 2018·Granted Apr 27, 2021·2 cites·14 claims
- 0485US10173258B2Steel for mold, and moldDAIDO STEEL CO LTD·Filed 2015·Granted Jan 8, 2019·2 cites·9 claims
- 0579US12104231B2Steel material and steel product using the sameDAIDO STEEL CO LTD·Filed 2022·Granted Oct 1, 2024·0 cites·10 claims
- 0679US7218985B2Semiconductor manufacturing apparatusHITACHI HIGH TECH CORP·Filed 2006·Granted May 15, 2007·5 cites·8 claims
- 0776US10975460B2Steel powder and mold using the sameDAIDO STEEL CO LTD·Filed 2016·Granted Apr 13, 2021·1 cites·8 claims
- 0869US10508327B2Mold steel and moldDAIDO STEEL CO LTD·Filed 2017·Granted Dec 17, 2019·0 cites·4 claims
- 0969US7027888B2Semiconductor manufacturing apparatusHITACHI HIGH TECH CORP·Filed 2005·Granted Apr 11, 2006·2 cites·2 claims
- 1068US11913100B2Steel for a moldDAIDO STEEL CO LTD·Filed 2021·Granted Feb 27, 2024·0 cites·18 claims
- 1167US2024384382A1Steel material and moldDAIDO STEEL CO LTD·Filed 2024·Application pending·0 cites
- 1267US2024102140A1Steel material and moldDAIDO STEEL CO LTD·Filed 2023·Application pending·0 cites
- 1363US5424550ACharged particle beam exposure apparatusHITACHI LTD·Filed 1994·Granted Jun 13, 1995·14 cites·60 claims
- 1459US2024229202A9Steel material and moldDAIDO STEEL CO LTD·Filed 2023·Application pending·0 cites
- 1558US11091825B2Prehardened steel material, mold, and mold componentDAIDO STEEL CO LTD·Filed 2018·Granted Aug 17, 2021·0 cites·18 claims
- 1657US6941186B2Semiconductor manufacturing apparatusHITACHI HIGH TECH CORP·Filed 2003·Granted Sep 6, 2005·4 cites·15 claims
- 1754US10774406B2Steel for mold and moldDAIDO STEEL CO LTD·Filed 2016·Granted Sep 15, 2020·0 cites·19 claims
- 1854US2019352751A1Steel for die-casting die and die-casting dieDAIDO STEEL CO LTD·Filed 2019·Application pending·0 cites
- 1953US2025236938A1Steel material and moldDAIDO STEEL CO LTD·Filed 2025·Application pending·0 cites
- 2052US11141778B2Steel for molds and molding toolDAIDO STEEL CO LTD·Filed 2016·Granted Oct 12, 2021·0 cites·18 claims
- 2151US2020398339A1Powder for additive manufacturing, and die-casting die partDAIDO STEEL CO LTD·Filed 2020·Application pending·0 cites
- 2247US2006033050A1Electron-beam drawing apparatus and electron-beam drawing methodANDO KIMIAKI·Filed 2005·Application pending·0 cites
- 2345US6478900B1Method of forging precipitation hardening type stainless steelDIADO TOKUSHUKO KABUSHIKI KAIS·Filed 1996·Granted Nov 12, 2002·8 cites·1 claims
- 2445US2004178366A1Electron-beam drawing apparatus and electron-beam drawing methodHITACHI LTD·Filed 2004·Application pending·0 cites
- 2542US2002024020A1Electron-beam drawing appraratus electron-beam drawing methodFiled 2001·Application pending·0 cites
- 2641US5281827ACharged particle beam exposure apparatusHITACHI LTD·Filed 1991·Granted Jan 25, 1994·5 cites·15 claims
- 2738US2006064191A1Semiconductor device and semiconductor production management systemNAYA HIDEMITSU·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →