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Inventor

Leroy Ernest Kraske

Inventor
Dubuque, IA, US

Overview

8→
Patents
1976–2014
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 8 as inventor

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

E02Fprimary
E02FDredging70%
A01BSoil working in agriculture or forestry10%
LOC1510%
Y10TTechnical subjects covered by former us classification10%
PatentTitleYear
8,752,643'Ripper assembly with direct load path'20148,316,956'Wrenchless adjustable/compliant moldboard insert'2012D0556790'Electronic grader control unit assembly'20075,967,737'Backhoe boom lock'19995,423,625'Boom/arm coupler for excavator'19954,397,603'Backhoe slide frame and swing mechanism'19834,260,321'Lock mechanism for securing a backhoe boom and swing frame for transport'19813,987,914'Two-piece backhoe boom'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2014Patents assigned to DEERE & CO (7)· patent assignee history
1976–2014Based in Dubuque, IA, US· patent location history
1995Patents assigned to JRB CO INC (1)· patent assignee history
2012–2014Patents assigned to KRASKE LEROY ERNEST (2)· patent assignee history
2012Patents assigned to HORSTMAN NATHAN JOSEPH (1)· patent assignee history
2014Patents assigned to REYNOLDS JEFFERSON SCOTT (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DEERE & CO71976–2014
KRASKE LEROY ERNESTself22012–2014
HORSTMAN NATHAN JOSEPH12012
JRB CO INC11995
REYNOLDS JEFFERSON SCOTT12014
Locations
LocationPatentsSpan
Dubuque, IA, US81976–2014