Inventor

Peter W. Freund

Inventor

Bloomington, MN, US

Overview

15→

Patents

1993–2017

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 15 as inventor

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

F25Bprimary

F25BRefrigeration machines, plants or systems45%

B60HArrangements of heating, cooling, ventilating or other air-treating devices specially adapted for passenger or goods spaces of vehicles17%

F01PCooling of machines or engines in general14%

F25DRefrigerators7%

B66FHoisting, lifting, hauling or pushing, not otherwise provided for, e.g. devices which apply a lifting or pushing force directly to the surface of a load3%

E04GScaffolding3%

F24FAir-conditioning3%

G05DSystems for controlling or regulating non-electric variables3%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications3%

PatentTitleYear

9,612,042'Method of operating a refrigeration system in a null cycle'2017 9,453,669'Method of controlling inlet pressure of a refrigerant compressor'2016 9,062,903'Economizer combined with a heat of compression system'2015 7,143,594'Control method for operating a refrigeration system'2006 6,718,781'Refrigeration unit apparatus and method'2004 6,401,864'Collapsible stabilizing devices'2002 6,095,427'Temperature control system and method for efficiently obtaining and maintaining the temperature in a conditioned space'2000 5,598,718'Refrigeration system and method utilizing combined economizer and engine coolant heat exchanger'1997 5,596,878'Methods and apparatus for operating a refrigeration unit'1997 5,477,695'Methods and apparatus for operating a refrigeration system characterized by controlling engine coolant'1995 5,465,587'Methods and apparatus for operating a refrigeration system characterized by controlling engine coolant'1995 5,465,586'Methods and apparatus for operating a refrigeration system characterized by controlling engine coolant'1995 5,410,889'Methods and apparatus for operating a refrigeration system'1995 5,408,836'Methods and apparatus for operating a refrigeration system characterized by controlling engine coolant'1995 5,228,301'Methods and apparatus for operating a refrigeration system'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2017Patents assigned to THERMO KING CORP (12)· patent assignee history

1993–2017Based in Bloomington, MN, US· patent location history

2002Patents assigned to BIL JAX INC (1)· patent assignee history

2002Based in Defiance, OH, US· patent location history

2015–2016Patents assigned to FREUND PETER W (2)· patent assignee history

2015Patents assigned to GRONNEBERG JEFFREY B (1)· patent assignee history

2016Patents assigned to HOIUM STAN O (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
THERMO KING CORP	12	1993–2017
FREUND PETER Wself	2	2015–2016
BIL JAX INC	1	2002
GRONNEBERG JEFFREY B	1	2015
HOIUM STAN O	1	2016

Locations

Location	Patents	Span
Bloomington, Minnesota, US	14	1993–2017
Defiance, OH, US	1	2002