Inventor
Atsushi Umemoto
Inventor
Saitama, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F01Lprimary
F01LCyclically operating valves for machines or engines27%
Y02TClimate change mitigation technologies related to transportation15%
F02BInternal-combustion piston engines12%
F02DControlling combustion engines12%
H01FMagnets12%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof8%
F02FCylinders, pistons or casings, for combustion engines4%
F05CIndexing scheme relating to materials, material properties or material characteristics for machines, engines or pumps other than non-positive-displacement machines or engines4%
F16JPistons4%
F16KValves4%
PatentTitleYear
7,536,994'Internal combustion engine and fuel injection method in internal combustion engine'20097,314,041'EGR control system for internal combustion engine'20086,830,018'Engine valve train'20046,477,994'Electromagnetic driving valve of internal combustion engine'20026,433,662'Solenoid actuator'20026,420,949'Core of solenoid actuator'20026,373,361'Core of solenoid actuator'20025,941,201'Valve operating system in internal combustion engine'19995,558,060'Internal combustion engine'19965,233,950'Valve operating system for internal combustion engine'19934,617,887'Piston for internal combustion engine'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–2009Patents assigned to HONDA MOTOR CO LTD (11)· patent assignee history
1986Based in Asaka, JP· patent location history
1993–2009Based in Saitama, JP· patent location history
2002Based in Wako, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HONDA MOTOR CO LTD | 11 | 1986–2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Saitama, JP | 9 | 1993–2009 |
| Wako, JP | 1 | 2002 |
| Asaka, JP | 1 | 1986 |