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Inventor

Takashi Koizumi

Inventor
Nara, JP

Overview

3→
Patents
1988–1992
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.

F16Gprimary
F16GBelts, cables, or ropes, predominantly used for driving purposes22%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests22%
B21LMaking metal chains11%
B29CShaping or joining of plastics11%
F16CShafts11%
F16HGearing11%
Y10TTechnical subjects covered by former us classification11%
PatentTitleYear
5,087,132'Bearing having bearing surface of cloth'19924,755,163'Push-drive chain'19884,724,669'Filament-wound cylindrical element for chain'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–1992Patents assigned to TSUBAKIMOTO CHAIN CO (3)· patent assignee history
1988–1992Based in Nara, JP· patent location history
1988Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TSUBAKIMOTO CHAIN CO31988–1992
Locations
LocationPatentsSpan
Nara, JP21988–1992
Osaka, JP11988