LexDanaLexDanabeta
Inventor

Masaharu Hashimoto

Inventor
Tokyo, JP

Overview

3→
Patents
1977–2021
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B60Kprimary
B60KArrangement or mounting of propulsion units or of transmissions in vehicles25%
B23KSoldering or unsoldering13%
B61CLocomotives13%
E02DFoundations13%
E21BEarth or rock drilling13%
F16CShafts13%
F16HGearing13%
PatentTitleYear
10,988,147Independent wheel drive device and vehicle20215,137,394'Hollow steel pile, manufacturing method and pile driving method'19924,056,249'Engine mounting apparatus'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to KOMATSU MFG CO LTD (1)· patent assignee history
1977Based in Hirakata, JP· patent location history
1992Patents assigned to KAWASAKI STEEL CO (1)· patent assignee history
1992–2021Based in Tokyo, JP· patent location history
2021Patents assigned to MITSUBISHI ELECTRIC CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KAWASAKI STEEL CO11992
KOMATSU MFG CO LTD11977
MITSUBISHI ELECTRIC CORP12021
Locations
LocationPatentsSpan
Tokyo, JP21992–2021
Hirakata, JP11977