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Inventor

Seiji Hirohashi

Inventor
Tokyo, JP

Overview

3→
Patents
1993–1996
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

F15Bprimary
F15BSystems acting by means of fluids in general50%
B23KSoldering or unsoldering33%
F16DCouplings for transmitting rotation17%
PatentTitleYear
5,568,844'Braking apparatus operated via resilient deformation of coned disk springs'19965,412,172'Spot welding machine'19955,194,709'Method for checking a spot welded portion and spot welding machine'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–1996Patents assigned to S G KK (3)· patent assignee history
1993Patents assigned to HONDA MOTOR CO LTD (1)· patent assignee history
1993–1996Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
S G KK31993–1996
HONDA MOTOR CO LTD11993
Locations
LocationPatentsSpan
Tokyo, JP31993–1996