LexDanaLexDanabeta
Inventor

Toshio Ishiguro

Inventor
Sakai, JP

Overview

8→
Patents
1980–2002
Patent span
Performing operations
Primary field (CPC B)

Patents· 8 as inventor

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

E02Fprimary
E02FDredging23%
A01BSoil working in agriculture or forestry15%
B62DMotor vehicles15%
B29CShaping or joining of plastics8%
B60GVehicle suspension arrangements8%
C07CAcyclic or carbocyclic compounds8%
G03GElectrography8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
Y10TTechnical subjects covered by former us classification8%
PatentTitleYear
6,382,948'Temperature control device for a proximal portion of a heating cylinder of an injection molding machine'20026,056,502'Reinforcing frame structure for a tractor'20005,000,269'Device for attaching working machine to vehicle'19914,863,337'Control system for working machine having boom'19894,814,495'Method for the preparation of hydroxybenzoic acid'19894,240,508'Power-driven rotary ground working implement'19804,200,390'Combined copying and printing apparatus'19804,198,074'Work implement mounting structure'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1991Patents assigned to KUBOTA LTD (4)· patent assignee history
1980Patents assigned to HITACHI SEIKO KK (1)· patent assignee history
1980Patents assigned to KONISHIROKU PHOTO IND (1)· patent assignee history
1980–2000Based in Sakai, JP· patent location history
1980Based in Yokohama, JP· patent location history
1989Patents assigned to IDEMITSU PETROCHEMICAL CO (1)· patent assignee history
1989–1991Based in Osaka, JP· patent location history
1989Based in Tokuyama, JP· patent location history
2002Patents assigned to FANUC LTD (1)· patent assignee history
2002Based in Yamanashi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KUBOTA LTD41980–1991
FANUC LTD12002
HITACHI SEIKO KK11980
IDEMITSU PETROCHEMICAL CO11989
KONISHIROKU PHOTO IND11980
Locations
LocationPatentsSpan
Sakai, JP31980–2000
Osaka, JP21989–1991
Yamanashi, JP12002
Tokuyama, JP11989
Yokohama, JP11980