Inventor
Masakiyo Izumiya
Inventor
Mito, JP
Overview
12→
Patents
1984–1997
Patent span
General tagging of new technological developments
Primary field (CPC Y)
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y02Eprimary
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution17%
C22CAlloys14%
G21CNuclear reactors14%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
G01NInvestigating or analysing materials by determining their chemical or physical properties7%
C23FNon-mechanical removal of metallic material from surface3%
C25FProcesses for the electrolytic removal of materials from objects3%
C30BSingle-crystal growth3%
F22DPreheating, or accumulating preheated, feed-water for steam generation3%
F28BSteam or vapour condensers3%
PatentTitleYear
5,654,098'Superconducting wire and composite superconductor'19975,316,597'A nuclear reactor comprising a reactor vessel and structural members made of an austenitic stainless steel having superior resistance to irradiation-induced segregation'19945,316,633'Method and apparatus for measuring sensitization of structural members'19945,203,984'Monitoring system for plant operation condition and its in-situ electrochemical electrode'19935,203,932'Fe-base austenitic steel having single crystalline austenitic phase, method for producing of same and usage of same'19934,994,157'Method and apparatus for descaling stainless steel'19914,977,443'Semiconductor module and an electronic computer using the semiconductor module'1990RE033006'Feed-water heater comprising low C-Cr-Mo steel components used under wet steam'19894,722,823'Nuclear power plant providing a function of suppressing the deposition of radioactive substance'19884,564,499'Method of inhibiting corrosion of carbon steel piping of condensate and feed water systems in power generating plant'19864,529,454'Low C-Cr-Mo steel used under wet steam'19854,461,346'Feedwater heater'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1997Patents assigned to HITACHI LTD (11)· patent assignee history
1984–1997Based in Mito, JP· patent location history
1985Patents assigned to AKUTSU KOICHI (1)· patent assignee history
1985Patents assigned to ISHIKAWA MASAAKI (1)· patent assignee history
1985Patents assigned to KAWASAKI STEEL CO (1)· patent assignee history
1985Patents assigned to KUSUHARA YUI (1)· patent assignee history
1985Based in Kariya, Aichi-pref., JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 11 | 1984–1997 |
| AKUTSU KOICHI | 1 | 1985 |
| ISHIKAWA MASAAKI | 1 | 1985 |
| KAWASAKI STEEL CO | 1 | 1985 |
| KUSUHARA YUI | 1 | 1985 |
Locations
| Location | Patents | Span |
|---|---|---|
| Mito, JP | 11 | 1984–1997 |
| Kariya, Aichi-pref., JP | 1 | 1985 |