Inventor

Mamoru Sumida

Inventor

Tokyo, JP

Overview

1989–2019

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 39 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F02Mprimary

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof52%

F02DControlling combustion engines8%

F16KValves6%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%

F02BInternal-combustion piston engines5%

Y02TClimate change mitigation technologies related to transportation5%

Y10TTechnical subjects covered by former us classification5%

G01BMeasuring length, thickness or similar linear dimensions3%

H01CResistors3%

B22FWorking metallic powder2%

PatentTitleYear

10,280,885Fluid injection valve and spray generator2019 9,739,247'Mist forming method using fluid injection valve, fluid injection valve, and mist forming apparatus'2017 9,127,635'Method of generating spray by fluid injection valve, fluid injection valve, and spray generation apparatus'2015 7,784,716'Fuel injection valve and method for manufacturing swirler'2010 6,848,636'Fuel injection valve'2005 6,805,103'Cylinder-injection fuel injection valve'2004 6,769,638'Fuel injection valve'2004 6,609,665'Fuel injection valve'2003 6,513,732'Fuel injection valve'2003 6,439,482'Fuel injection system'2002 6,394,367'Fuel injection valve'2002 6,334,433'Cylinder injecting fuel injection valve'2002 6,332,455'Device for controlling fuel injection'2001 6,299,664'Method of manufacturing sliding part and vortex flow generator for injection valve manufactured by that method'2001 6,260,404'Method for manufacturing a cylinder interior fuel injection valve and apparatus for adjusting a fuel injection amount used therefor'2001 6,176,441'In-cylinder fuel injection valve'2001 6,170,762'Cylinder injection type fuel injection valve'2001 6,092,741'Fuel injection valve'2000 6,024,302'Cylinder injection type fuel injection valve'2000 6,003,792'Cylinder injection type fuel injection valve'1999 5,979,801'Fuel injection valve with swirler for imparting swirling motion to fuel'1999 5,967,423'Fuel injection valve'1999 5,954,274'Cylinder injection type fuel injection valve'1999 5,954,343'Seal ring'1999 5,887,798'Cylinder injection type fuel injection valve'1999 5,871,157'Fuel injection valve'1999 5,630,400'Fuel injection valve for an internal combustion engine'1997 5,261,371'Idling revolution number control valve for an internal combustion engine'1993 5,238,222'Flow control valve'1993 5,156,129'Fuel supply device for an internal combustion engine'1992 5,139,227'Proportional flow control valve'1992 5,137,255'Control valve device'1992 5,111,775'Cooling water temperature controlling apparatus'1992 5,081,978'Auxiliary air control valve for engines'1992 4,972,815'Intake air quantity regulating device for an automobile engine'1990 4,961,342'Apparatus for detecting throttle valve opening of engine'1990 4,947,890'Flow control valve with dirt protection'1990 4,880,207'Intake throttle valve return device of engine'1989 4,866,981'Apparatus for detecting throttle valve opening of engine'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2019Patents assigned to MITSUBISHI ELECTRIC CORP (39)· patent assignee history

1989–1992Based in Hyogo, JP· patent location history

1990–1993Based in Himeji, JP· patent location history

1997–2010Based in Tokyo, JP· patent location history

1999Based in Toyko, JP· patent location history

2001Patents assigned to CITIZEN WATCH CO LTD (1)· patent assignee history

2015–2017Patents assigned to NAKAYAMA TATSUYA (2)· patent assignee history

2015–2017Patents assigned to SUMIDA MAMORU (2)· patent assignee history

2015Patents assigned to FUKUTOMI NORIHISA (1)· patent assignee history

2015–2019Based in Chiyoda-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUBISHI ELECTRIC CORP	39	1989–2019
NAKAYAMA TATSUYA	2	2015–2017
SUMIDA MAMORUself	2	2015–2017
CITIZEN WATCH CO LTD	1	2001
FUKUTOMI NORIHISA	1	2015

Locations

Location	Patents	Span
Tokyo, JP	23	1997–2010
Himeji, JP	6	1990–1993
Hyogo, JP	5	1989–1992
Chiyoda-ku, JP	3	2015–2019
Toyko, JP	1	1999