LexDanaLexDanabeta
Inventor

Leon O. Kern

Inventor
Frankenmuth, MI, US

Overview

3→
Patents
1978–1992
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

Y10Tprimary
Y10TTechnical subjects covered by former us classification38%
B23BTurning25%
B23GThread cutting13%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
5,110,240'Apparatus for coupling tool holders'19924,456,271'Tool holder with clamped position latch'19844,080,090'Tap driver assembly'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1984Patents assigned to HOUDAILLE INDUSTRIES INC (2)· patent assignee history
1978–1992Based in Frankenmuth, MI, US· patent location history
1992Patents assigned to DEVLIEG BULLARD INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HOUDAILLE INDUSTRIES INC21978–1984
DEVLIEG BULLARD INC11992
Locations
LocationPatentsSpan
Frankenmuth, MI, US31978–1992