LexDanaLexDanabeta
Inventor

Hajime Endo

Inventor
Kushiro, JP

Overview

12→
Patents
1977–1999
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 12 as inventor

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

E21Cprimary
E21CMining or quarrying30%
E21DShafts15%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles5%
B61BRailway systems5%
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors5%
E21FSafety devices, transport, filling-up, rescue, ventilation, or draining in or of mines or tunnels5%
F01KSteam engine plants5%
F02BInternal-combustion piston engines5%
F02DControlling combustion engines5%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof5%
PatentTitleYear
5,938,209'Seal system for fluid pressure vessels'19995,829,418'Fuel supply system for internal combustion engines'19984,479,352'Hot-water storage type power generating unit'19844,266,828'Apparatus on drum shearer for cutting through safety wall in long wall mining'19814,196,933'Safety wall cutting through method employed in long wall mining'19804,151,905'Operator carriage'19794,127,303'Coal mining method at a long-walled pit face of the coal mine'19784,099,781'Apparatus for automatically shifting the conveyor at the pit face in the coal mine'19784,099,786'Apparatus for drawing the shearers'19784,067,618'Apparatus for protecting of coal mine workers'19784,027,918'Longwall coal mining machine with plural cutters on sub-ranging arm'19774,002,037'Self-advancing support for use in the pit of coal or metal mine'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1981Patents assigned to TAIHEIYO ENG (8)· patent assignee history
1977Patents assigned to TAIIHEIYO ENGINEERING INC (1)· patent assignee history
1977–1979Based in Kushiro, JP· patent location history
1980–1984Based in Tokyo, JP· patent location history
1984Patents assigned to MITSUI SHIPBUILDING ENG (1)· patent assignee history
1998–1999Patents assigned to HONDA MOTOR CO LTD (2)· patent assignee history
1998Based in Omiya, JP· patent location history
1999Patents assigned to ALTERNATIVE FUEL SYSTEMS INC (1)· patent assignee history
1999Based in Wako, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TAIHEIYO ENG81977–1981
HONDA MOTOR CO LTD21998–1999
ALTERNATIVE FUEL SYSTEMS INC11999
MITSUI SHIPBUILDING ENG11984
TAIIHEIYO ENGINEERING INC11977
Locations
LocationPatentsSpan
Kushiro, JP71977–1979
Tokyo, JP31980–1984
Wako, JP11999
Omiya, JP11998