Inventor

Egbert Frenken

Inventor

Heinsberg, DE

Overview

1996–2021

Patent span

Performing operations

Primary field (CPC B)

Patents· 73 as inventor

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

B25Bprimary

B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding20%

B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material16%

Y10TTechnical subjects covered by former us classification15%

H01RElectrically-conductive connections11%

B25FCombination or multi-purpose tools not otherwise provided for6%

LOC085%

B21JForging4%

B23DPlaning3%

B30BPresses in general3%

B26FPerforating2%

PatentTitleYear

10,987,794Accumulator-operated hand-held working apparatus as well as method for operating such an apparatus2021 10,888,915Device for applying a pressing force, and a pair of pressing jaws2021 10,821,593Hydraulically actuated piston guided in a cylinder, and hydraulic working tool2020 D0897174Hand-held power tool and a display on a hand-held power tool2020 10,688,646Method for operating a hydraulically operated hand-held device and hydraulically operated hand-held device2020 10,654,159Tool2020 10,562,254Method of operating a handheld pressing unit2020 10,468,847Hydraulically actuatable crimping device, method for carrying out a crimping operation, method for producing an electroconductive compression joint, electroconductively crimped compression sleeve, method for clamping a workpiece and hydraulic device2019 10,439,351Crimping pliers, and toothed wheel having teeth2019 10,406,586Portable tool and method of operating same2019 10,343,227Pressing tool2019 10,279,402Cutting device2019 10,280,946Adapter for mounting a cylinder for a fluid powered linear actuator to a fluid channel2019 10,272,482Pivoting jaw and motor-actuable handheld apparatus2019 D0834908Hand-held power tool and a display on a hand-held power tool2018 9,993,885Pressing tool2018 9,808,853'Jaw pair for punching out holes'2017 9,808,852'Hand expansion device'2017 9,735,478'Cable lug comprising a nut or functional part, method for the production of such a cable lug, and nut'2017 D0779902'Hand-held power tool'2017 9,561,535'Method for milling a cutout in a workpiece, and workpiece having a cutout'2017 D0767959'Hand-held power tool'2016 9,255,601'Nut and combination of a bolt part with a nut'2016 9,180,583'Hand-held pressing apparatus'2015 9,085,024'Pressing device'2015 9,015,916'Method for the pressing of a press fitting, and pressing tool for this purpose'2015 9,016,103'Hydraulically driven pressing device, and method of pressing a fitting'2015 8,904,848'Pressing device'2014 8,844,436'Hydraulic press unit'2014 D0710173'Hand-held power tool'2014 D0709748'Hand-held power tool'2014 8,777,536'Cable lug comprising a nut or functional part, method for the production of such a cable lug, and nut'2014 D0706602'Powered hand-held tool'2014 8,671,579'Pair of cutting jaws'2014 8,672,054'Hydraulically actuable hand tool'2014 D0700032'Hand-held power tool'2014 8,656,574'Hydraulically driven pressing device and method of pressing a fitting'2014 D0694604'Powered hand-held tool'2013 D0690177'Hand-held power tool'2013 8,490,261'Method for the pressing of a press fitting, and pressing tool for this purpose'2013 8,336,362'Pair of pressing jaws for hydraulic or electric pressing tool'2012 8,245,561'Hydraulically driven pressing device, and method of pressing a fitting'2012 8,056,473'Method for the operation of a motor-driven hand-held pressing apparatus, and hand-held pressing apparatus'2011 7,908,963'Method of operating a hydraulic pressing unit, and hydraulic pressing unit having a hydraulic pump'2011 7,814,827'Locking bolt for mounting a tool on a hydraulic press'2010 7,788,779'Pressing device'2010 7,779,523'Pressing device'2010 7,434,441'Pair of pressing jaws for hydraulic or electric pressing tools'2008 7,421,877'Electrohydraulic pressing device and method for operating the same'2008 7,412,868'Electrohydraulic pressing device and method for operating same'2008 7,409,846'Pair of pressing jaws for hydraulic or electric pressing tools, and insulating covering for a pressing jaw'2008 7,254,982'Electrohydraulic pressing device and method for operating the same'2007 7,216,523'Pair of pressing jaws for hydraulic or electric pressing tools, and insulating covering for a pressing jaw'2007 7,086,979'Friction-wheel planetary gear for converting a rotating movement into a back and forth movement with decreased frequency'2006 7,065,995'Expansion tool for expanding tube ends and pressing device comprising such an expansion tool'2006 6,990,843'Pressing tool'2006 6,966,230'Dynamometric tool'2005 6,886,226'Riveting apparatus'2005 6,862,793'Riveting device and method for riveting'2005 6,772,618'Pressing tool for pressing pipe ends, and pressing insert for a pressing jaw of a pressing tool'2004 6,769,356'Method of operating a hydraulic pressing unit, and hydraulic pressing unit'2004 6,718,870'Hand-held hydraulic pressing apparatus'2004 6,532,790'Hydraulic apparatus'2003 6,457,338'Pressing tool with pressing jaws'2002 6,401,515'Hydraulic pressing device and method for operating the same'2002 6,276,186'Hydraulic pressing device and method for operating the same'2001 6,230,542'Hydraulic apparatus'2001 6,206,663'Piston pump'2001 6,065,326'Hydraulic manual device'2000 6,044,681'Pressing tool'2000 5,924,536'Torque-switched clutch'1999 5,802,908'Press tool'1998 5,485,693'Hinged support panel display prism'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2021Based in Heinsberg, DE· patent location history

1998–2021Patents assigned to KLAUKE GMBH GUSTAV (70)· patent assignee history

2000–2010Based in Wermelskirchen, DE· patent location history

2011–2017Patents assigned to FRENKEN EGBERT (16)· patent assignee history

2013–2019Patents assigned to GREENLEE TEXTRON INC (3)· patent assignee history

2014Based in Helnsberg, DE· patent location history

2017Patents assigned to GUSTAV KLAUKE GBMH (1)· patent assignee history

2019Patents assigned to GREENLEE TOOLS INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KLAUKE GMBH GUSTAV	70	1998–2021
FRENKEN EGBERTself	16	2011–2017
GREENLEE TEXTRON INC	3	2013–2019
GREENLEE TOOLS INC	2	2019
GUSTAV KLAUKE GBMH	1	2017

Locations

Location	Patents	Span
Heinsberg, DE	55	1996–2021
Wermelskirchen, DE	17	2000–2010
Helnsberg, DE	1	2014