Inventor
Lester Steinbrecher
Inventor
North Wales, PA, US
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C23Cprimary
C23CCoating metallic material21%
B05DProcesses for applying fluent materials to surfaces, in general9%
C09DCoating compositions, e.g. paints, varnishes or lacquers9%
C10MLubricating compositions9%
C10NIndexing scheme associated with subclass c10m relating to lubricating compositions9%
B43KImplements for writing or drawing7%
B43MBureau accessories not otherwise provided for7%
Y10TTechnical subjects covered by former us classification7%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy5%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
PatentTitleYear
6,197,451'Corrosion inhibiting electrolytic solutions'20016,048,921'Method for applying conversion coating with wick applicator'20006,010,263'Applicator for flowable materials'20005,851,371'Reducing or avoiding surface irregularities in electrophoretic painting of phosphated metal surfaces'19985,702,759'Applicator for flowable materials'19975,582,934'Additives for electrolytic solutions'19965,534,082'Composition and process for treating metal'19964,373,050'Process and composition for coating metals'19834,260,491'Chrome removal waste treatment process'19814,104,424'Process for coating metals'19784,030,945'Rinsing coated metallic surfaces'19773,960,610'Process for coating metals'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1983Patents assigned to AMCHEM PROD (5)· patent assignee history
1976–1983Based in Southampton, PA, US· patent location history
1996–2001Patents assigned to HENKEL CORP (7)· patent assignee history
1996–2001Based in North Wales, PA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HENKEL CORP | 7 | 1996–2001 |
| AMCHEM PROD | 5 | 1976–1983 |
Locations
| Location | Patents | Span |
|---|---|---|
| North Wales, Pennsylvania, US | 7 | 1996–2001 |
| Southampton, Pennsylvania, US | 5 | 1976–1983 |