Inventor
Romuald M. Jurewicz
Inventor
St. Louis Park, MN, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F25Dprimary
F25DRefrigerators24%
B60HArrangements of heating, cooling, ventilating or other air-treating devices specially adapted for passenger or goods spaces of vehicles18%
G05DSystems for controlling or regulating non-electric variables15%
F25BRefrigeration machines, plants or systems9%
G05BControl or regulating systems in general9%
G07CTime or attendance registers9%
F17CVessels for containing or storing compressed, liquefied or solidified gases3%
G01KMeasuring temperature3%
G01RMeasuring electric variables3%
G06FElectric digital data processing3%
PatentTitleYear
5,921,090'Control method for a cryogenic refrigeration system'19995,699,670'Control system for a cryogenic refrigeration system'19975,596,512'Method of determining the condition of a back-up battery for a real time clock'19975,564,285'Method of converting a time based data logger to a time and random event based data logger'19965,561,817'Method of securely controlling direct memory access (DMA) of a shared memory by a DMA device on an expansion board'19965,499,512'Methods and apparatus for converting a manually operable refrigeration unit to remote operation'19965,437,163'Method of logging data in a transport refrigeration unit'19955,323,385'Serial bus communication method in a refrigeration system'19945,323,341'Method of interchangeably using dip memory devices in a single socket'19945,201,185'Method of operating a transport refrigeration unit'19935,197,670'Method of operating a transport refrigeration unit'19935,181,389'Methods and apparatus for monitoring the operation of a transport refrigeration system'19935,172,560'Method of operating a transport refrigeration system'19925,123,253'Method of operating a transport refrigeration unit'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–1999Patents assigned to THERMO KING CORP (13)· patent assignee history
1992–1999Based in St. Louis Park, MN, US· patent location history
1994Patents assigned to WESTINGHOUSE ELECTRIC CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| THERMO KING CORP | 13 | 1992–1999 |
| WESTINGHOUSE ELECTRIC CORP | 1 | 1994 |
Locations
| Location | Patents | Span |
|---|---|---|
| St. Louis Park, Minnesota, US | 14 | 1992–1999 |