Inventor

Norbert Feistel

Inventor

Winterthur, CH

Overview

16→

Patents

1994–2019

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 16 as inventor

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

F16Jprimary

F16JPistons62%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests15%

F02FCylinders, pistons or casings, for combustion engines8%

F04BPositive-displacement machines for liquids8%

C09KMaterials for miscellaneous applications, not provided for elsewhere4%

F05CIndexing scheme relating to materials, material properties or material characteristics for machines, engines or pumps other than non-positive-displacement machines or engines4%

PatentTitleYear

10,364,894Sealing assembly and method for the operation thereof2019 10,359,116Dry-running piston rod packing and method for operating a dry-running piston rod packing2019 10,077,842Sealing ring2018 9,810,175'Oil scraper ring'2017 9,234,479'Oil scraper ring'2016 9,133,933'Piston ring'2015 8,985,588'Seal arrangement'2015 7,815,193'Dry-running piston rod sealing arrangement, and method for sealing a piston rod using one such arrangement'2010 6,457,722'Sealing element for dry running systems and the use of a sealing element of this kind'2002 6,378,875'Sealing ring'2002 6,367,808'Sealing ring for a dry running piston rod'2002 6,357,755'Sealing elements for dry running piston compressors'2002 6,322,080'Sealing arrangement'2001 6,267,380'Choke arrangement and a method for operating said choke arrangement'2001 6,045,135'Sealing ring disk'2000 5,347,915'Piston compressor for the oilfree compression of gases'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2002Patents assigned to BURCKHARDT AG MASCHF (6)· patent assignee history

1994–2002Based in Winterthur, CH· patent location history

2002Patents assigned to SULZER BURCKHARDT MASCHF (1)· patent assignee history

2010–2019Patents assigned to BURCKHARDT COMPRESSION AG (8)· patent assignee history

2010–2019Based in Ellikon a.d. Thur, CH· patent location history

2015–2017Patents assigned to FEISTEL NORBERT (3)· patent assignee history

2015Based in Thur, CH· patent location history

2016Patents assigned to ALLENSPACH ANDREAS (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BURCKHARDT COMPRESSION AG	8	2010–2019
BURCKHARDT AG MASCHF	6	1994–2002
FEISTEL NORBERTself	3	2015–2017
ALLENSPACH ANDREAS	1	2016
SULZER BURCKHARDT MASCHF	1	2002

Locations

Location	Patents	Span
Winterthur, CH	8	1994–2002
Ellikon a.d. Thur, CH	7	2010–2019
Thur, CH	1	2015