Inventor

Herbert Holik

Inventor

Ravensburg, DE

Overview

1978–2008

Patent span

Textiles

Primary field (CPC D)

Patents· 34 as inventor

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

D21Fprimary

D21FPaper-making machines50%

D21GCalenders9%

B03DFlotation7%

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

D21BFibrous raw materials or their mechanical treatment5%

Y02WClimate change mitigation technologies related to wastewater treatment or waste management5%

F16CShafts4%

B04BCentrifuges2%

B30BPresses in general2%

D21DTreatment of the materials before passing to the paper-making machine2%

PatentTitleYear

7,437,208'System for computer-aided measurement of quality and/or process data in a paper machine'2008 6,627,042'Process for the formation of a multi-ply and/or multilayer fiber web'2003 6,227,374'Process and floatation device for the removal of interfering materials from an aqueous fiber pulp suspension'2001 6,183,595'Process for treating a fibrous material suspension using combination of low-intensity and high-intensity flotation'2001 6,042,735'Process and device to drain a fibrous pulp suspension'2000 5,666,741'Drying section with additional press nip'1997 5,551,164'Drying section with an adjacent finishing roller'1996 5,465,502'Suction roll in particular for a paper web dryer'1995 5,387,782'Apparatus for smoothing paper webs'1995 5,347,728'Suction roll, especially for a paper web drier'1994 5,269,075'Apparatus for interconnecting two groups of driers of a papermaking machine'1993 5,266,167'Method of roll cooling in a paper machine'1993 5,257,698'Cleaner for stock suspensions'1993 5,225,043'Twin wire former with water guide element over the forming zone'1993 5,163,364'Method for calendering a paper or cardboard web'1992 5,071,513'Method for the mechanical-thermal dewatering of a fiber stock web'1991 5,061,347'Adjustable ledge for the sheet forming zone of a papermaking machine'1991 4,906,336'Headbox device for a papermaking machine'1990 4,898,643'Headbox control apparatus for a papermaking machine'1990 4,897,158'Headbox apparatus for a papermaking machine'1990 4,888,094'Method of operating a headbox apparatus for a papermaking machine'1989 4,714,522'Device for decelerating fast-flow currents of white water'1987 4,661,206'Wet press for dewatering a material web with plural pressure pockets and unsymmetrical arrangement'1987 4,620,926'Flotation apparatus for flotation of fibrous stock suspension recovered from waste paper'1986 4,570,314'Press roll'1986 4,560,474'Flotation apparatus for floating fiber suspensions extracted from waste paper'1985 4,556,454'Wet press for dewatering a web of material'1985 4,551,204'Headbox for a papermaking machine'1985 4,459,175'Longitudinal wire papermaking machine'1984 4,447,295'Dewatering apparatus for longitudinal wire papermaking machines'1984 4,312,139'Material web drier'1982 4,116,763'Separating system for wires of a double-wire paper-making machine'1978 4,106,211'Apparatus for operating a drying cylinder of a paper making machine'1978 4,100,683'Drying cylinder for a paper making machine'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1995Patents assigned to ESCHER WYSS GMBH (25)· patent assignee history

1978–2008Based in Ravensburg, DE· patent location history

1985Patents assigned to SULZER AG (1)· patent assignee history

1986Patents assigned to ESCHER WYSS AG (1)· patent assignee history

1991Based in Ravensburg-Taldorf, DE· patent location history

1996–1997Patents assigned to VOITH SULZER PAPIERMASCH GMBH (2)· patent assignee history

2001Patents assigned to VOITH SULZER PAPIERTECH PATENT (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ESCHER WYSS GMBH	25	1978–1995
VOITH SULZER PAPIERMASCH GMBH	2	1996–1997
VOITH SULZER PAPIERTECH PATENT	2	2001
ESCHER WYSS AG	1	1986
SULZER AG	1	1985

Locations

Location	Patents	Span
Ravensburg, DE	33	1978–2008
Ravensburg-Taldorf, DE	1	1991