LexDanaLexDanabeta
Inventor

Robert L. Isaia

Inventor
Roanoke, IL, US

Overview

3→
Patents
1978–1995
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 3 as inventor

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

B62Dprimary
B62DMotor vehicles20%
E02FDredging20%
E05CBolts or fastening devices for wings, specially for doors or windows20%
F16FSprings20%
Y10TTechnical subjects covered by former us classification20%
PatentTitleYear
5,447,204'Bulldozer assembly with angle, tilt and pitch control'19954,223,878'Modular recoil mechanism'19804,072,332'Door latch having overcenter spring'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1980Patents assigned to CATERPILLAR TRACTOR CO (2)· patent assignee history
1978–1995Based in Roanoke, IL, US· patent location history
1995Patents assigned to CATERPILLAR INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CATERPILLAR TRACTOR CO21978–1980
CATERPILLAR INC11995
Locations
LocationPatentsSpan
Roanoke, Illinois, US31978–1995