Inventor

Felix Graf

Inventor

Winterthur, CH

Overview

25→

Patents

1976–1998

Patent span

Textiles

Primary field (CPC D)

Patents· 25 as inventor

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

B65Hprimary

B65HHandling thin or filamentary material, e.g. sheets, webs, cables24%

D02JFinishing or dressing of filaments, yarns, threads, cords, ropes or the like20%

D02GCrimping or curling fibres, filaments, threads, or yarns11%

D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons9%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%

D06BTreating textile materials using liquids, gases or vapours4%

F16CShafts4%

B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors2%

C04BLime, magnesia2%

D01HSpinning or twisting2%

PatentTitleYear

5,732,454'Method and apparatus for stuffer box crimping synthetic filament threads'1998 5,497,538'Device for texturizing continuous filament threads'1996 5,410,787'Apparatus for stretching a synthetic yarn in a stretching bath'1995 5,386,618'Yarn stretching chamber arrangements'1995 5,378,377'Process and apparatus for removing liquid from fast moving threads'1995 5,351,374'Method and an apparatus for the continuous crimping of thermoplastic threads'1994 5,307,547'Process and device for hydrodynamic drawing of a polymer thread'1994 5,159,166'Drawroll unit'1992 5,136,860'Chamber for the continuous treatment of filaments'1992 5,046,225'Drawing bath'1991 5,004,170'Apparatus for compensating sag of the mandrel of a winding machine'1991 4,805,845'Method and apparatus for winding a thread and a package formed thereby'1989 4,712,746'Method and apparatus for forming cross-wound packages'1987 4,713,655'Method of monitoring the quality of a package of thread'1987 4,677,387'Package quality monitor'1987 4,650,132'Method of using a controlled magnetic bearing arrangement in a textile winding device and textile winding device for use with spinning machines and equipped with such controlled magnetic bearing arrangement'1987 4,535,515'Draw-roll assembly'1985 4,519,778'Heatable godet'1985 4,394,985'Winding apparatus for threads or yarns'1983 4,051,807'Apparatus for applying preparation agents to a bundle of filaments'1977 4,005,302'Inductively heated drawroll'1977 3,998,041'False twist device and method of producing a textured yarn or the like'1976 3,970,260'Apparatus for building a rotationally symmetrically evened bobbin package and method of operating the apparatus'1976 3,955,768'Apparatus for producing waste wraps and thread reserve windings on a bobbin tube'1976 3,934,831'Traversing thread guide'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1998Patents assigned to RIETER AG MASCHF (24)· patent assignee history

1976–1998Based in Winterthur, CH· patent location history

1994Patents assigned to GRAF FELIX (1)· patent assignee history

1994Patents assigned to GROSSENBACHER PETER (1)· patent assignee history

1994Patents assigned to MAIER JORG (1)· patent assignee history

1994Patents assigned to NABULON WERNER (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
RIETER AG MASCHF	24	1976–1998
GRAF FELIXself	1	1994
GROSSENBACHER PETER	1	1994
MAIER JORG	1	1994
NABULON WERNER	1	1994

Locations

Location	Patents	Span
Winterthur, CH	25	1976–1998