Inventor

Robert G. Hart

Inventor

Bethlehem, PA, US

Overview

6→

Patents

1984–1998

Patent span

Performing operations

Primary field (CPC B)

Patents· 6 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C25Dprimary

C25DProcesses for the electrolytic or electrophoretic production of coatings19%

Y10TTechnical subjects covered by former us classification19%

B01DSeparation6%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%

B05DProcesses for applying fluent materials to surfaces, in general6%

B29CShaping or joining of plastics6%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts6%

C02FTreatment of water, waste water, sewage, or sludge6%

C23CCoating metallic material6%

F24SSolar heat collectors6%

PatentTitleYear

5,798,997'Import/export element for data storage library'1998 5,545,319'Sieve system for an ion exchange column'1996 4,606,800'Coating method and product thereof'1986 4,529,664'Method of producing improved metal-filled organic coatings and product thereof'1985 4,500,399'Method of producing metal-filled organic coating'1985 4,479,832'Method of producing light absorptive surface on aluminum zinc alloy coated product'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1986Patents assigned to BETHLEHEM STEEL CORP (4)· patent assignee history

1984–1986Based in Bethlehem, PA, US· patent location history

1996Patents assigned to HENKEL CORP (1)· patent assignee history

1996Based in Bay Village, OH, US· patent location history

1998Patents assigned to INT DATA ENG INC (1)· patent assignee history

1998Based in Minnetonka, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BETHLEHEM STEEL CORP	4	1984–1986
HENKEL CORP	1	1996
INT DATA ENG INC	1	1998

Locations

Location	Patents	Span
Bethlehem, Pennsylvania, US	4	1984–1986
Minnetonka, Minnesota, US	1	1998
Bay Village, OH, US	1	1996