Inventor
Osamu Nagai
Inventor
Nagoya, JP
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B23Qprimary
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling18%
Y10TTechnical subjects covered by former us classification16%
B23BTurning11%
F16FSprings9%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy7%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution7%
Y02PClimate change mitigation technologies in the production or processing of goods5%
B23CMilling4%
B24BMachines, devices, or processes for grinding or polishing4%
B60GVehicle suspension arrangements4%
PatentTitleYear
10,888,969Machining system202110,450,784Vertically sliding manual opening and closing door201910,434,616Machining system201910,279,445Conveyance jig for separate type control panel201910,232,482Work seating detection device and adjustment method for same201910,221,018Screw conveyor201910,099,334Machining system20189,815,121'Machining head'20179,522,429'Workpiece machining apparatus'20169,061,357'High precision chuck with centering function'20158,820,494'Hydraulic shock absorbing apparatus of vehicle'20148,641,022'Front fork'20147,758,402'Wafer grinding method'20107,462,094'Wafer grinding method'20087,063,911'Gasket for fuel cell and method of forming it'20066,720,103'Fuel cell'20046,659,242'Hydraulic shock absorber for vehicle'20036,649,097'Method of making a gasket for layer-built fuel cells'20036,337,120'Gasket for layer-built fuel cells and method for making the same'20025,597,054'Hydraulic damper'19975,480,011'Hydraulic damper'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2014Patents assigned to SHOWA CORP (4)· patent assignee history
1996–2014Based in Shizuoka, JP· patent location history
2002–2006Patents assigned to NOK CORP (4)· patent assignee history
2002–2004Based in Hiratsuka, JP· patent location history
2006Based in Fujisawa, JP· patent location history
2008–2010Based in Ota, JP· patent location history
2014–2015Patents assigned to NAGAI OSAMU (3)· patent assignee history
2015–2017Patents assigned to FUJI MACHINE MFG (3)· patent assignee history
2015–2021Based in Nagoya, JP· patent location history
2018–2021Patents assigned to FUJI CORP (7)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJI CORP | 7 | 2018–2021 |
| NOK CORP | 4 | 2002–2006 |
| SHOWA CORP | 4 | 1996–2014 |
| FUJI MACHINE MFG | 3 | 2015–2017 |
| NAGAI OSAMUself | 3 | 2014–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nagoya, JP | 10 | 2015–2021 |
| Shizuoka, JP | 4 | 1996–2014 |
| Hiratsuka, JP | 3 | 2002–2004 |
| Ota, JP | 2 | 2008–2010 |
| Fujisawa, JP | 1 | 2006 |