Inventor · disambiguated record
Izumi Yamada
Also filed as: YAMADA IZUMI
12 granted patents·5 pending applications·468 citations·filing 1979–2023
92Inventor score
Files withHITACHI LTD8HITACHI GE NUCLEAR ENERGY LTD3SUMITOMO CHEMICAL CO3HONTSU SHIGEKI1MITSUI MINING CO LTD1
Top patents by PatentIndex Score
17 records- 0192US5107447AAbnormality diagnosing system and method for a high voltage power apparatusHITACHI LTD·Filed 1989·Granted Apr 21, 1992·88 cites·24 claims
- 0290US5817958APlant monitoring and diagnosing method and system, as well as plant equipped with the systemHITACHI LTD·Filed 1996·Granted Oct 6, 1998·110 cites·8 claims
- 0390US5748496ADiagnosis systemHITACHI LTD·Filed 1996·Granted May 5, 1998·37 cites·17 claims
- 0490US5214595AAbnormality diagnosing system and method for a high voltage power apparatusHITACHI LTD·Filed 1991·Granted May 25, 1993·91 cites·5 claims
- 0589US4622202AReactor in-vessel sensor and core monitoring apparatusHITACHI LTD·Filed 1983·Granted Nov 11, 1986·33 cites·10 claims
- 0686US5623109APlant monitoring and diagnosing method and system, as well as plant equipped with the systemHITACHI LTD·Filed 1994·Granted Apr 22, 1997·81 cites·8 claims
- 0763US2025210705A1Alkali metal-containing polymer, and electrolyte composition and battery containing sameSUMITOMO CHEMICAL CO·Filed 2023·Application pending·0 cites
- 0862US2025011513A1Polymer, method for producing polymer, electrolyte composition, and batterySUMITOMO CHEMICAL CO·Filed 2022·Application pending·0 cites
- 0962US2025015349A1Polymer, method for producing same, electrolyte composition, and batterySUMITOMO CHEMICAL CO·Filed 2022·Application pending·0 cites
- 1057US4366438ASodium ionization detectorHITACHI LTD·Filed 1979·Granted Dec 28, 1982·13 cites·3 claims
- 1156US9212943B2Ultrasonic reactor water level measuring device and evaluation methodHITACHI GE NUCLEAR ENERGY LTD·Filed 2012·Granted Dec 15, 2015·1 cites·7 claims
- 1255US8277750B2Detector for chemical sensor device and use thereofHONTSU SHIGEKI·Filed 2005·Granted Oct 2, 2012·1 cites·10 claims
- 1348US4802891ACoal-methanol slurry and its production processMITSUI MINING CO LTD·Filed 1988·Granted Feb 7, 1989·8 cites·6 claims
- 1447US7633243B2Lighting control device and control methodOMRON TATEISI ELECTRONICS CO·Filed 2007·Granted Dec 15, 2009·0 cites·6 claims
- 1546US2013182811A1Method of Monitoring Reactor Bottom Area, Reactor Bottom Area Monitoring Apparatus and Nuclear ReactorHITACHI GE NUCLEAR ENERGY LTD·Filed 2012·Application pending·0 cites
- 1642US2013177122A1Reactor Water-Level/Temperature Measurement ApparatusHITACHI GE NUCLEAR ENERGY LTD·Filed 2012·Application pending·0 cites
- 1732US4831598APicture display apparatusHITACHI LTD·Filed 1987·Granted May 16, 1989·5 cites·23 claims
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