Inventor
Timothy D. Russell
Inventor
North Ridgeville, OH, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Jprimary
H01JElectric discharge tubes or discharge lamps67%
C23FNon-mechanical removal of metallic material from surface11%
C03CChemical composition of glasses, glazes or vitreous enamels6%
C04BLime, magnesia6%
C07KPeptides6%
G01MTesting static or dynamic balance of machines or structures6%
PatentTitleYear
8,653,732'Ceramic metal halide lamp with oxygen content selected for high lumen maintenance'20148,358,070'Lanthanide oxide as an oxygen dispenser in a metal halide lamp'20137,868,553'Metal halide lamp including a source of available oxygen'20117,218,046'Unitized chemically etched tungsten electrode'20077,101,245'Stable electrode design and method'20066,495,844'Metal halide lamp for curing adhesives'20025,479,072'Low mercury arc discharge lamp containing neodymium'19955,394,057'Protective metal silicate coating for a metal halide arc discharge lamp'19955,363,015'Low mercury arc discharge lamp containing praseodymium'19945,212,424'Metal halide discharge lamp containing a sodium getter'19935,013,968'Reprographic metal halide lamps having long life and maintenance'19914,918,352'Metal halide lamps with oxidized frame parts'19904,798,995'Metal halide lamp containing halide composition to control arc tube performance'19894,118,972'Apparatus for detecting leaks in composite packages'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–2014Patents assigned to GEN ELECTRIC (10)· patent assignee history
1989Based in Parma, OH, US· patent location history
1990–1991Based in Huntsburg, OH, US· patent location history
1993–1995Based in Cleveland Heights, OH, US· patent location history
2002–2007Patents assigned to WELCH ALLYN INC (3)· patent assignee history
2002Based in Westlake, OH, US· patent location history
2006–2014Based in North Ridgeville, OH, US· patent location history
2013–2014Patents assigned to RUSSELL TIMOTHY DAVID (2)· patent assignee history
2014Patents assigned to BATE NATALIE MARIE (1)· patent assignee history
2014Patents assigned to BOEROECZKI AGOSTON (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 10 | 1989–2014 |
| WELCH ALLYN INC | 3 | 2002–2007 |
| RUSSELL TIMOTHY DAVIDself | 2 | 2013–2014 |
| BATE NATALIE MARIE | 1 | 2014 |
| BOEROECZKI AGOSTON | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| North Ridgeville, OH, US | 5 | 2006–2014 |
| Cleveland Heights, OH, US | 4 | 1993–1995 |
| Huntsburg, OH, US | 2 | 1990–1991 |
| Westlake, OH, US | 1 | 2002 |
| Parma, OH, US | 1 | 1989 |