Inventor
Junichi Miwa
Inventor
Mito, JP
Overview
12→
Patents
1987–2018
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.
G21Cprimary
G21CNuclear reactors35%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution35%
H10DInorganic electric semiconductor devices13%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management9%
D06MTreatment, not provided for elsewhere in class d06, of fibres, threads, yarns, fabrics, feathers or fibrous goods made from such materials4%
D06NWall, floor, or like covering materials, e.g. linoleum, oilcloth, artificial leather, roofing felt, consisting of a fibrous web coated with a layer of macromolecular material4%
PatentTitleYear
10,020,079Core of light water reactor and fuel assembly20189,047,994'Core of light water reactor and fuel assembly'20158,599,991'Boiling water reactor, core of boiling water reactor and fuel assembly'20138,571,166'Core of light water reactor and fuel assembly'20138,422,617'Core of light water reactor and fuel assembly'20138,363,776'Boiling water reactor core and fuel assemblies therefor'20137,349,518'Boiling water reactor core and fuel assemblies therefor'20086,512,805'Light water reactor core and fuel assembly'20034,994,884'Gate-controlled bi-directional semiconductor switching device'19914,939,564'Gate-controlled bidirectional semiconductor switching device with rectifier'19904,708,891'Method for manufacturing polishing cloths'19874,635,086'Self turnoff type semiconductor switching device'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–1991Based in Yokohama, JP· patent location history
1987Based in Sennan, JP· patent location history
2003–2013Patents assigned to HITACHI LTD (4)· patent assignee history
2003Based in Hitachi, JP· patent location history
2008–2018Based in Mito, JP· patent location history
2013–2015Patents assigned to MIWA JUNICHI (5)· patent assignee history
2013–2015Patents assigned to MORIYA KUMIAKI (5)· patent assignee history
2013–2018Patents assigned to HITACHI GE NUCLEAR ENERGY LTD (4)· patent assignee history
2013–2015Patents assigned to TAKEDA RENZO (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MIWA JUNICHIself | 5 | 2013–2015 |
| MORIYA KUMIAKI | 5 | 2013–2015 |
| HITACHI GE NUCLEAR ENERGY LTD | 4 | 2013–2018 |
| HITACHI LTD | 4 | 2003–2013 |
| TAKEDA RENZO | 4 | 2013–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Mito, JP | 7 | 2008–2018 |
| Yokohama, JP | 3 | 1987–1991 |
| Hitachi, JP | 1 | 2003 |
| Sennan, JP | 1 | 1987 |