Inventor

Richard W. Kruck

Inventor

Lincoln Township, Berrien County, MI, US

Overview

14→

Patents

1989–1994

Patent span

Performing operations

Primary field (CPC B)

Patents· 14 as inventor

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

F25Dprimary

F25DRefrigerators23%

Y10TTechnical subjects covered by former us classification11%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%

B29CShaping or joining of plastics7%

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. inserts7%

B29LIndexing scheme associated with subclass b29c, relating to particular articles7%

B65BMachines, apparatus or devices for, or methods of, packaging articles or materials7%

F25BRefrigeration machines, plants or systems7%

A47LDomestic washing or cleaning5%

B29DProducing particular articles from plastics or from substances in a plastic state5%

PatentTitleYear

5,374,118'Domestic appliance panels and method of forming same'1994 5,364,577'Vacuum panel manufacturing process'1994 5,347,793'Vacuum filling machine and method'1994 5,331,789'Vacuum processing machine and method'1994 5,327,703'Vacuum panel assembly method'1994 5,168,621'Method of manufacturing a domestic appliance'1992 5,082,335'Vacuum insulation system for insulating refrigeration cabinets'1992 5,009,081'Modular mechanical refrigeration unit'1991 5,007,246'Modular mechanical refrigeration unit'1991 4,959,111'Heavy gas-filled multilayer insulation panels and method of manufacture thereof'1990 4,917,256'Interlocking and sealing arrangement for modular domestic appliances'1990 4,907,419'Modular mechanical refrigeration unit'1990 4,893,478'Modular refrigeration appliance which can be assembled at a remote location'1990 4,808,457'Heavy gas-filled multilayer insulation panels'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1994Patents assigned to WHIRLPOOL CO (14)· patent assignee history

1989–1994Based in Sodus, MI, US· patent location history

1990–1994Based in Lincoln Township, Berrien County, MI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
WHIRLPOOL CO	14	1989–1994

Locations

Location	Patents	Span
Lincoln Township, Berrien County, MI, US	12	1990–1994
Sodus, MI, US	2	1989–1994