Inventor

Carleton E. Jennrich

Inventor

Welch, MN, US

Overview

1976–1997

Patent span

Performing operations

Primary field (CPC B)

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

B25Jprimary

B25JManipulators27%

G21FProtection against x-radiation, gamma radiation, corpuscular radiation or particle bombardment20%

C14BMechanical treatment or processing of skins, hides or leather in general13%

B01LChemical or physical laboratory apparatus for general use7%

B64GCosmonautics7%

F16GBelts, cables, or ropes, predominantly used for driving purposes7%

G21CNuclear reactors7%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution7%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to CENTRAL RESEARCH LAB INC (1)· patent assignee history

1976Based in St. Paul, MN, US· patent location history

1986–1989Patents assigned to SARGENT SUB DELAWARE INC (2)· patent assignee history

1986–1997Based in Welch, MN, US· patent location history

1989Patents assigned to SARGENT INDUSTRIES (1)· patent assignee history

1995–1997Patents assigned to CAPITAL FORMATION INC (3)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Locations

Location	Patents	Span
Welch, Minnesota, US	6	1986–1997
St. Paul, Minnesota, US	1	1976