Inventor
Richard L. Hansen
Inventor
Mentor, OH, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C30Bprimary
C30BSingle-crystal growth17%
C03CChemical composition of glasses, glazes or vitreous enamels10%
G01NInvestigating or analysing materials by determining their chemical or physical properties10%
G02BOptical elements, systems or apparatus10%
Y10TTechnical subjects covered by former us classification10%
A61KPreparations for medical, dental or toiletry purposes7%
C01BNon-metallic elements7%
C03BManufacture, shaping, or supplementary processes7%
G06TImage data processing or generation, in general7%
B08BCleaning in general3%
PatentTitleYear
9,139,932'Quartz glass crucible and method for treating surface of quartz glass crucible'20157,957,911'Method and apparatus for screening chemical compounds'20117,452,518'Process for treating synthetic silica powder and synthetic silica powder treated thereof'20086,696,041'Treatment of colds, flu like infections and other general nasal based infections with a solution containing iodine and other broad spectrum microbicides and a method for its use'20046,674,885'Systems and methods for analyzing target contrast features in images of biological samples'20046,664,289'Nasal solution containing a broad spectrum microbicide and a method for its use'20036,658,143'Ray-based image analysis for biological specimens'20036,546,754'Apparatus for silica crucible manufacture'20036,502,422'Method for quartz crucible fabrication'20036,400,487'Method and apparatus for screening chemical compounds'20026,388,788'Method and apparatus for screening chemical compounds'20025,980,629'Methods for improving zero dislocation yield of single crystals'19995,976,247'Surface-treated crucibles for improved zero dislocation performance'19995,753,567'Cleaning of metallic contaminants from the surface of polycrystalline silicon with a halogen gas or plasma'19985,445,679'Cleaning of polycrystalline silicon for charging into a Czochralski growing process'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–1999Patents assigned to MEMC ELECTRONIC MATERIALS (4)· patent assignee history
1995Based in St. Louis, MO, US· patent location history
1998–1999Based in Cleveland, OH, US· patent location history
1999–2003Patents assigned to GEN ELECTRIC (4)· patent assignee history
2002Patents assigned to PRAELUX INC (2)· patent assignee history
2002–2011Based in Pennington, NJ, US· patent location history
2003–2004Patents assigned to AMERSHAM BIOSCIENCES CORP (2)· patent assignee history
2003–2015Based in Mentor, OH, US· patent location history
2015Patents assigned to DEVANATHAN NARSI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 4 | 1999–2003 |
| MEMC ELECTRONIC MATERIALS | 4 | 1995–1999 |
| AMERSHAM BIOSCIENCES CORP | 2 | 2003–2004 |
| PRAELUX INC | 2 | 2002 |
| DEVANATHAN NARSI | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Mentor, OH, US | 6 | 2003–2015 |
| Pennington, New Jersey, US | 5 | 2002–2011 |
| Cleveland, OH, US | 3 | 1998–1999 |
| St. Louis, MO, US | 1 | 1995 |