Inventor

Ernest de Ruiter

Inventor

Leverkusen, DE

Overview

36→

Patents

1984–2015

Patent span

Performing operations

Primary field (CPC B)

Patents· 36 as inventor

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

B01Jprimary

B01JChemical or physical processes, e.g. catalysis or colloid chemistry19%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

Y10TTechnical subjects covered by former us classification12%

B01DSeparation10%

A62DChemical means for extinguishing fires or for combating or protecting against harmful chemical agents9%

C01BNon-metallic elements7%

A62BDevices, apparatus or methods for life-saving3%

C10LFuels not otherwise provided for3%

D06NWall, floor, or like covering materials, e.g. linoleum, oilcloth, artificial leather, roofing felt, consisting of a fibrous web coated with a layer of macromolecular material3%

A41DOuterwear2%

PatentTitleYear

8,927,457'Process for producing spherical activated carbon'2015 7,785,702'Sorptive storage unit for gases'2010 7,662,747'Activated charcoal production'2010 7,410,693'Adsorbing material and use thereof'2008 7,288,504'Method for producing spherical activation carbon'2007 7,160,369'Adsorption filter material with high adsorption capacity and low breakthrough behavior'2007 7,132,007'Air filter unit with several filter elements'2006 6,402,819'Fresh air filter'2002 6,300,276'Granular activated carbon from distillation residues'2001 6,227,383'Filtering material and process for the production thereof, and adsorption filter produced from said filtering material'2001 6,184,177'Method of producing activated carbon particles from spent granular organic ion-exchange resin'2001 5,977,016'Process for producing granulated activated carbon'1999 5,807,424'Regenerative adsorption filter bed for exhauster hoods'1998 5,695,775'Decontaminating of skin or materials contaminated by chemical warfare agents'1997 5,616,169'Seal-free and frame-free odor and/or pollutant filter'1997 5,612,300'Microemulsion for the decontamination of articles contaminated with chemical warfare agents'1997 5,395,428'Filter material for motor vehicles'1995 5,380,594'Microspherules of activated carbon and a process for manufacturing the same'1995 5,350,443'Filter sheet material for passenger cabins in motor vehicles'1994 5,277,963'Filter sheet material'1994 5,275,154'Activated charcoal filter layer for gas masks'1994 5,209,887'Process for manufacturing microspherules of activated carbon'1993 5,190,110'Use of an aqueous swollen macromolecule-containing system as water for fire fighting'1993 4,992,084'Activated charcoal filter layer for gas masks'1991 4,983,192'Textile sheet filter'1991 4,981,501'Adsorption filter with high air permeability'1991 4,978,460'Aqueous swollen macromolecule-containing system as water for firefighting'1990 4,906,263'Adsorption filter with high air permeability'1990 4,857,243'Process of making microspherules of activated carbon'1989 4,843,739'Inner shoe material with adsorbent properties'1989 4,610,905'Yarn having specific properties'1986 4,554,198'Waterproof and air-tight, moisture-conducting textile material'1985 4,510,193'Filter sheet material'1985 4,457,345'Blended yarn containing active carbon staple fibers, and fabric woven therefrom'1984 4,454,191'Waterproof and moisture-conducting fabric coated with hydrophilic polymer'1984 4,452,850'Roofing web coated with plasticized polyvinyl chloride on both sides'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–2015Patents assigned to BLUECHER HASSO VON (20)· patent assignee history

1984–1998Patents assigned to RUITER ERNEST DE (20)· patent assignee history

1984–1993Patents assigned to BLUECHER HUBERT (11)· patent assignee history

1984–2015Based in Leverkusen, DE· patent location history

1994–2015Patents assigned to BLUECHER GMBH (6)· patent assignee history

1999–2002Patents assigned to MHB FILTRATION GMBH & CO KG (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BLUECHER HASSO VON	20	1984–2015
RUITER ERNEST DE	20	1984–1998
BLUECHER HUBERT	11	1984–1993
BLUECHER GMBH	6	1994–2015
MHB FILTRATION GMBH & CO KG	4	1999–2002

Locations

Location	Patents	Span
Leverkusen, DE	36	1984–2015