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Inventor

Hitomi Otsubo

Inventor
Tokyo, JP

Overview

4→
Patents
2017–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 as inventor

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

F01Dprimary
F01DNon-positive displacement machines or engines, e.g. steam turbines19%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants19%
B23KSoldering or unsoldering13%
B21BRolling of metal6%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material6%
B30BPresses in general6%
C21DModifying the physical structure of ferrous metals6%
F02BInternal-combustion piston engines6%
F02CGas-turbine plants6%
H02KDynamo-electric machines6%
PatentTitleYear
10,894,277Rolling bending method and rolling bending apparatus202110,480,399Structure and method for joining nozzle vane and lever, and variable geometry turbocharger20199,874,100Turbine rotor and turbocharger having the turbine rotor20189,797,256'Turbine rotor'2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017–2018Patents assigned to MITSUBISHI HEAVY IND LTD (2)· patent assignee history
2017–2019Based in Tokyo, JP· patent location history
2019Patents assigned to MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD (1)· patent assignee history
2021Patents assigned to DENSO CORP (1)· patent assignee history
2021Based in Kariya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI HEAVY IND LTD22017–2018
DENSO CORP12021
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD12019
Locations
LocationPatentsSpan
Tokyo, JP32017–2019
Kariya, JP12021