Inventor
Stephen A. Hoffman
Inventor
Lancaster, OH, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B08Bprimary
B08BCleaning in general50%
B23KSoldering or unsoldering33%
LOCD017%
PatentTitleYear
4,502,179'Apparatus for collecting process generated fume and/or slag'19854,426,566'Apparatus for collecting process generated fume and/or slag'19844,388,514'Method for collecting process generated fume and/or slag'19834,260,867'Electrode drive and nozzle system for automatic air-carbon arc cutting and gouging torch'1981D0258193'Air-carbon arc cutting and gouging torch'19814,218,605'Air-carbon arc cutting and gouging torch'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–1985Patents assigned to ARCAIR CO (6)· patent assignee history
1980–1985Based in Lancaster, OH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ARCAIR CO | 6 | 1980–1985 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lancaster, OH, US | 6 | 1980–1985 |