Inventor

Ronald W. Okoren

Inventor

Holmen, WI, US

Overview

10→

Patents

1989–2013

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 10 as inventor

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

F25Bprimary

F25BRefrigeration machines, plants or systems22%

F04BPositive-displacement machines for liquids19%

G01FMeasuring volume, volume flow, mass flow or liquid level19%

F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids11%

G01KMeasuring temperature11%

F16NLubricating7%

F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g4%

G01RMeasuring electric variables4%

Y10TTechnical subjects covered by former us classification4%

PatentTitleYear

8,454,229'Method for sensing a fluid in a compressor shell'2013 8,393,787'Method for sensing a fluid in a compressor shell'2013 8,132,420'Variable evaporator water flow compensation for leaving water temperature control'2012 7,874,724'Method for sensing the liquid level in a compressor'2011 6,161,395'Liquid level sensor'2000 6,131,471'Liquid level sensor'2000 5,950,443'Compressor minimum capacity control'1999 5,884,494'Oil flow protection scheme'1999 5,009,075'Fault determination test method for systems including an electronic expansion valve and electronic controller'1991 4,820,130'Temperature sensitive solenoid valve in a scroll compressor'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2000Patents assigned to AMERICAN STANDARD INC (6)· patent assignee history

1989–2013Based in Holmen, WI, US· patent location history

2011–2013Patents assigned to TRANE INT INC (4)· patent assignee history

2012–2013Patents assigned to OKOREN RONALD W (3)· patent assignee history

2012–2013Patents assigned to VANDERZEE JOEL C (3)· patent assignee history

2013Patents assigned to BROWN JERRY E (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AMERICAN STANDARD INC	6	1989–2000
TRANE INT INC	4	2011–2013
OKOREN RONALD Wself	3	2012–2013
VANDERZEE JOEL C	3	2012–2013
BROWN JERRY E	2	2013

Locations

Location	Patents	Span
Holmen, WI, US	10	1989–2013