Inventor
Walter Vladimir Cicha
Inventor
Schenectady, NY, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C01Bprimary
C01BNon-metallic elements38%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry19%
B82YSpecific uses or applications of nanostructures10%
C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals5%
C04BLime, magnesia5%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium5%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons5%
H10KOrganic electric solid-state devices5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
Y10TTechnical subjects covered by former us classification5%
PatentTitleYear
7,247,670'Nanotubes and methods of dispersing and separating nanotubes'20077,226,818'High performance field effect transistors comprising carbon nanotubes fabricated using solution based processing'20076,500,984'Method for producing phosgene'20026,399,823'Method for producing phosgene'20026,054,612'Phosgene manufacturing process'20006,054,107'Phosgene manufacturing process'20006,022,993'Phosgene manufacturing process'20005,910,297'Alkaline earth fluoride manufacturing process'19995,879,652'Process for producing oxochlorides of sulfur'19995,773,637'Perfluoroalkyl sulfonates, their preparation and use'19985,759,508'Process for producing oxochlorides of sulfur'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2000Patents assigned to DU PONT (7)· patent assignee history
1998–2000Based in Newark, DE, US· patent location history
1998–2000Based in Wilmington, DE, US· patent location history
1999Based in Pittsburgh, PA, US· patent location history
2002–2007Patents assigned to GEN ELECTRIC (4)· patent assignee history
2002–2007Based in Schenectady, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DU PONT | 7 | 1998–2000 |
| GEN ELECTRIC | 4 | 2002–2007 |
Locations
| Location | Patents | Span |
|---|---|---|
| Schenectady, New York, US | 4 | 2002–2007 |
| Newark, Delaware, US | 3 | 1998–2000 |
| Wilmington, Delaware, US | 3 | 1998–2000 |
| Pittsburgh, Pennsylvania, US | 1 | 1999 |