Inventor
Robert A. Shannon
Inventor
El Cajon, CA, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Fprimary
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices29%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light29%
F27BFurnaces, kilns, ovens or retorts in general10%
C21DModifying the physical structure of ferrous metals6%
F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace6%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light6%
F23CMethods or apparatus for combustion using fluid fuel or solid fuel suspended in a carrier gas or air3%
F23DBurners3%
F27MIndexing scheme relating to aspects of the charges or furnaces, kilns, ovens or retorts3%
G05DSystems for controlling or regulating non-electric variables3%
PatentTitleYear
7,157,710'Corona discharge detection'20076,914,919'Six to ten KHz, or greater gas discharge laser system'20056,882,674'Four KHz gas discharge laser system'20056,757,316'Four KHz gas discharge laser'20046,466,602'Gas discharge laser long life electrodes'20026,144,686'Tangential fan with cutoff assembly and vibration control for electric discharge laser'20006,113,386'Method and apparatus for uniformly heating a furnace'20006,061,376'Tangential fan for excimer laser'20006,034,978'Gas discharge laser with gas temperature control'20006,034,984'Tangential fan with cutoff assembly and vibration control for electric discharge laser'20006,023,486'Soldered fan assembly for electric discharge laser'20005,813,846'Low NOx flat flame burner'19984,577,278'Method and system for controlling a selected zone in a fuel fired furnace'19864,453,915'Method and apparatus for underfiring oil country tube reheat furnaces'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984Patents assigned to BLOOM ENG CO INC (1)· patent assignee history
1984Patents assigned to UNITED STATES STEEL CORP (1)· patent assignee history
1984–2000Based in Avon Lake, OH, US· patent location history
1986–2000Patents assigned to NORTH AMERICAN MFG (3)· patent assignee history
2000–2005Patents assigned to CYMER INC (9)· patent assignee history
2000Based in El Cajon, CA, US· patent location history
2002–2005Based in Ramona, CA, US· patent location history
2007Patents assigned to KAISER SYSTEMS INC (1)· patent assignee history
2007Based in Leominster, MA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CYMER INC | 9 | 2000–2005 |
| NORTH AMERICAN MFG | 3 | 1986–2000 |
| BLOOM ENG CO INC | 1 | 1984 |
| KAISER SYSTEMS INC | 1 | 2007 |
| UNITED STATES STEEL CORP | 1 | 1984 |
Locations
| Location | Patents | Span |
|---|---|---|
| El Cajon, California, US | 5 | 2000 |
| Ramona, California, US | 4 | 2002–2005 |
| Avon Lake, OH, US | 4 | 1984–2000 |
| Leominster, Massachusetts, US | 1 | 2007 |