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Inventor

Toshio Ogura

Inventor
Mobara, JP

Overview

11→
Patents
1981–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 11 as inventor

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

H01Jprimary
H01JElectric discharge tubes or discharge lamps50%
H05BElectric heating14%
A61BDiagnosis7%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material7%
F16KValves7%
G05DSystems for controlling or regulating non-electric variables7%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications7%
PatentTitleYear
11,020,012Flow rate control apparatus and blood pressure monitor20218,294,071'Microwave irradiation apparatus'20128,222,579'Microwave irradiation system'20127,946,147'Tube expanding method and apparatus of damper tube'20116,653,788'Magnetron having a lowered oscillation frequency and processing equipment employing the same'20035,861,716'Magnetron having a cathode mount with a grooved recess for securely receiving a cathode filament'19995,635,797'Magnetron with improved mode separation'19975,635,798'Magnetron with reduced dark current'19975,604,405'Magnetron with feed-through capacitor having a dielectric constant effecting a decrease in acoustic noise'19975,146,136'Magnetron having identically shaped strap rings separated by a gap and connecting alternate anode vane groups'19924,278,915'Magnetrons'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–2012Patents assigned to HITACHI LTD (9)· patent assignee history
1981–2012Based in Mobara, JP· patent location history
1992–1997Patents assigned to HITACHI NISSHIN ELECTRON KK (2)· patent assignee history
1997–2003Patents assigned to HITACHI ELECTRONIC DEVICES CO (4)· patent assignee history
2011Based in Gyoda, JP· patent location history
2012Patents assigned to BABA NOBORU (2)· patent assignee history
2012Patents assigned to KUGA MASUMI (2)· patent assignee history
2021Based in Kyoto, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD91981–2012
HITACHI ELECTRONIC DEVICES CO41997–2003
BABA NOBORU22012
HITACHI NISSHIN ELECTRON KK21992–1997
KUGA MASUMI22012
Locations
LocationPatentsSpan
Mobara, JP91981–2012
Kyoto, JP12021
Gyoda, JP12011