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Inventor

Toshihiro Yamazaki

Inventor
Osaka, JP

Overview

4→
Patents
1989–2015
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 4 as inventor

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

E21Dprimary
E21DShafts50%
E21BEarth or rock drilling33%
B60WConjoint control of vehicle sub-units of different type or different function17%
PatentTitleYear
8,930,085'Control system for vehicle'20155,931,601'Tunnel excavator'19995,460,432'Cutter head for a tunnel excavator'19954,818,026'Shield type tunneling apparatus'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1999Patents assigned to KOMATSU MFG CO LTD (2)· patent assignee history
1989–1999Based in Osaka, JP· patent location history
1995Patents assigned to KOMOTSU SEISAKUSHO KK (1)· patent assignee history
1995Based in Hirakata, JP· patent location history
2015Patents assigned to AGATA YOSHIMITSU (1)· patent assignee history
2015Patents assigned to NOUMURA SHIN (1)· patent assignee history
2015Patents assigned to SANO SHINICHI (1)· patent assignee history
2015Based in Toyota, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KOMATSU MFG CO LTD21989–1999
AGATA YOSHIMITSU12015
KOMOTSU SEISAKUSHO KK11995
NOUMURA SHIN12015
SANO SHINICHI12015
Locations
LocationPatentsSpan
Osaka, JP21989–1999
Toyota, JP12015
Hirakata, JP11995