LexDanaLexDanabeta
Inventor

Donald R. Parmelee

Inventor
Beachwood, OH, US

Overview

3→
Patents
1988–2001
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.

B23Kprimary
B23KSoldering or unsoldering75%
Y10TTechnical subjects covered by former us classification25%
PatentTitleYear
6,296,027'Fuel assembly for an engine welder'20016,263,926'Fuel assembly for an engine welder'20014,731,518'Gun and cable for gas metal arc welding'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to LINCOLN ELECTRIC CO (1)· patent assignee history
1988Based in Lyndhurst, OH, US· patent location history
2001Patents assigned to LINCOLN GLOBAL INC (2)· patent assignee history
2001Based in Beachwood, OH, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LINCOLN GLOBAL INC22001
LINCOLN ELECTRIC CO11988
Locations
LocationPatentsSpan
Beachwood, OH, US22001
Lyndhurst, OH, US11988