Inventor
Naoto Naganuma
Inventor
Nara, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Fprimary
G01FMeasuring volume, volume flow, mass flow or liquid level24%
F16KValves14%
F23NRegulating or controlling combustion10%
Y10TTechnical subjects covered by former us classification10%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof5%
F16HGearing5%
F24CDomestic stoves or ranges5%
G01DMeasuring not specially adapted for a specific variable5%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%
G05DSystems for controlling or regulating non-electric variables5%
PatentTitleYear
11,060,895Gas meter including a measurement unit in communication with a shutoff valve in an extended section within a meter body202110,514,286Gas flowmeter201910,317,263Flowmeter having a flow measuring unit and a flow passage member in a single housing20199,528,624'Shutoff valve device'20168,176,936'Fluid cutoff device and gas meter with the fluid cutoff device'20126,619,613'Gas flow rate controller and gas appliance using the same'20034,477,487'Method of producing oxygen concentration cells'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984Based in Seki, JP· patent location history
2003Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (1)· patent assignee history
2003Based in Tenri, JP· patent location history
2012–2016Patents assigned to NAGANUMA NAOTO (2)· patent assignee history
2012–2021Based in Nara, JP· patent location history
2016–2021Patents assigned to PANASONIC IP MAN CO LTD (4)· patent assignee history
2016Patents assigned to ADACHI AKIHISA (1)· patent assignee history
2016Patents assigned to MORIHANA HIDEAKI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PANASONIC IP MAN CO LTD | 4 | 2016–2021 |
| NAGANUMA NAOTOself | 2 | 2012–2016 |
| ADACHI AKIHISA | 1 | 2016 |
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 1 | 2003 |
| MORIHANA HIDEAKI | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nara, JP | 5 | 2012–2021 |
| Tenri, JP | 1 | 2003 |
| Seki, JP | 1 | 1984 |