Inventor
John R. Hale
Inventor
Lancaster, PA, US
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Jprimary
H01JElectric discharge tubes or discharge lamps69%
C03BManufacture, shaping, or supplementary processes19%
H02HEmergency protective circuit arrangements4%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems4%
Y10TTechnical subjects covered by former us classification4%
PatentTitleYear
5,729,084'Thermionic cathode with continuous bimetallic wall'19985,422,536'Thermionic cathode with continuous bimetallic wall having varying wall thickness and internal blackening'19954,952,840'Strengthening means for a sidewall of a cup-shaped member for an electron gun assembly of a CRT'19904,937,433'Electrical heating unit for sealing vacuum electron tubes'19904,931,691'Electron gun assembly having a reinforced heater tab with locating means'19904,911,668'method of attaching coma correction members to an inline electron gun'19904,859,226'Universal lower stem mold for manufacturing a molded glass stem'19894,824,459'Marker pin for a universal stem mold'19894,813,991'Universal stem mold for manufacturing a molded glass stem'19894,813,992'Universal stem mold apparatus'19894,789,807'Electron gun assembly having a reinforced heater tab'19884,767,436'Apparatus and method for manufacturing a molded glass stem'19884,595,858'Reinforcing means for a cup-shaped electron gun electrode'19864,486,685'Electron gun assembly with bead strap having an angulated grasping member'19844,484,102'Strengthening means for a deep-drawn in-line electron gun electrode'19844,453,193'Overcurrent protection for push-pull circuits'19844,409,279'Glass support rod for use in electron-gun mount assemblies'19834,400,644'Self-indexing insulating support rods for an electron gun assembly'19834,341,545'Beading apparatus for making an electron gun assembly having self-indexing insulating support rods'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1986Patents assigned to RCA CORP (6)· patent assignee history
1982–1998Based in Lancaster, PA, US· patent location history
1984Patents assigned to GEN ELECTRIC (1)· patent assignee history
1984Based in Roanoke, VA, US· patent location history
1986–1989Based in Hempfield Township, Westmoreland County, PA, US· patent location history
1988–1990Patents assigned to RCA LICENSING CORP (6)· patent assignee history
1989Patents assigned to THOMSON CONSUMER ELECTRONICS (4)· patent assignee history
1990Based in Hempfield, PA, US· patent location history
1995–1998Patents assigned to UTI CORP (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RCA CORP | 6 | 1982–1986 |
| RCA LICENSING CORP | 6 | 1988–1990 |
| THOMSON CONSUMER ELECTRONICS | 4 | 1989 |
| UTI CORP | 2 | 1995–1998 |
| GEN ELECTRIC | 1 | 1984 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lancaster, Pennsylvania, US | 12 | 1982–1998 |
| Hempfield Township, Westmoreland County, Pennsylvania, US | 5 | 1986–1989 |
| Hempfield, Pennsylvania, US | 1 | 1990 |
| Roanoke, Virginia, US | 1 | 1984 |