Inventor · disambiguated record
Keiji Tamura
Also filed as: TAMURA KEIJI
7 granted patents·1 pending application·65 citations·filing 1985–2019
80Inventor score
Files withHITACHI HIGH TECH CORP3NIPPON YAKIN KOGYO CO LTD2ICHIHASHI MIKIO1KIRIN BREWERY1TAMURA KEIJI1
Top patents by PatentIndex Score
8 records- 0172US4661415AHydrogen absorbing zirconium alloyNIPPON YAKIN KOGYO CO LTD·Filed 1985·Granted Apr 28, 1987·21 cites·3 claims
- 0265US5085944ARare earth metal-series alloys for storage of hydrogenNIPPON YAKIN KOGYO CO LTD·Filed 1990·Granted Feb 4, 1992·18 cites·5 claims
- 0363US5547329ARoller bottle handling systemKIRIN BREWERY·Filed 1995·Granted Aug 20, 1996·26 cites·18 claims
- 0453US12183542B2Transmission electron microscope and imaging methodHITACHI HIGH TECH CORP·Filed 2019·Granted Dec 31, 2024·0 cites·12 claims
- 0549US2009218508A1Cold cathode field emission electron gun and its application to electron beam instrumentsTAMURA KEIJI·Filed 2009·Application pending·0 cites
- 0643US10535497B2Electron microscope and imaging methodHITACHI HIGH TECH CORP·Filed 2016·Granted Jan 14, 2020·0 cites·14 claims
- 0739US8669535B2Electron gunICHIHASHI MIKIO·Filed 2010·Granted Mar 11, 2014·0 cites·16 claims
- 0837US12170184B2Transmission electron microscope and inspection method using transmission electron microscopeHITACHI HIGH TECH CORP·Filed 2019·Granted Dec 17, 2024·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →