Inventor
Masato Higuma
Inventor
Hitachinaka, JP
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification24%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof21%
H01LSemiconductor devices10%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1010%
B21KMaking forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels7%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems7%
A61BDiagnosis3%
B21JForging3%
B23KSoldering or unsoldering3%
B23PMetal-working not otherwise provided for3%
PatentTitleYear
9,474,191'Power semiconductor module'20169,278,503'Friction stir welding structure and power semiconductor device'20169,000,582'Power semiconductor module and power conversion device'20158,888,022'Fuel injection valve and method for coupling two components together'20148,881,363'Fuel injection valve and method for coupling two components together'20148,567,063'Method of machining orifice and press-working method'20138,402,655'Method of processing orifice'20138,360,338'Fuel injection valve and machining method for nozzle'20138,016,214'Fuel injection valve and method for forming orifice thereof'20116,464,708'Continuous ligation kit'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002Based in Akita, JP· patent location history
2011–2016Based in Hitachinaka, JP· patent location history
2013–2016Patents assigned to HITACHI AUTOMOTIVE SYSTEMS LTD (8)· patent assignee history
2013–2016Patents assigned to HIGUMA MASATO (7)· patent assignee history
2013–2014Patents assigned to GUNJI KENICHI (5)· patent assignee history
2013Patents assigned to FUKUSHIMA HIDEKI (1)· patent assignee history
2015Patents assigned to HIRAMITSU SHINJI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI AUTOMOTIVE SYSTEMS LTD | 8 | 2013–2016 |
| HIGUMA MASATOself | 7 | 2013–2016 |
| GUNJI KENICHI | 5 | 2013–2014 |
| FUKUSHIMA HIDEKI | 1 | 2013 |
| HIRAMITSU SHINJI | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hitachinaka, JP | 9 | 2011–2016 |
| Akita, JP | 1 | 2002 |