Inventor

Peter Kuhm

Inventor

Hilden, DE

Overview

1994–2013

Patent span

Chemistry

Primary field (CPC C)

Patents· 15 as inventor

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

C23Cprimary

C23CCoating metallic material26%

C25DProcesses for the electrolytic or electrophoretic production of coatings10%

C02FTreatment of water, waste water, sewage, or sludge6%

Y10TTechnical subjects covered by former us classification6%

A61KPreparations for medical, dental or toiletry purposes3%

A61QSpecific use of cosmetics or similar toiletry preparations3%

B01DSeparation3%

B05DProcesses for applying fluent materials to surfaces, in general3%

B29CShaping or joining of plastics3%

C01BNon-metallic elements3%

PatentTitleYear

8,545,967'Multi coated metal substrate and method for the production thereof'2013 8,293,334'Preliminary metallizing treatment of zinc surfaces'2012 6,720,032'Pretreatment before painting of composite metal structures containing aluminum portions'2004 6,648,925'Coloring agent comprising transition metals'2003 6,645,316'Post-passivation of a phosphatized metal surface'2003 6,464,879'Treatment of phosphatizing waste water'2002 6,447,662'Process for phosphatizing, rerinsing and cathodic electro-dipcoating'2002 6,440,231'Process for the collective pretreatment of steel, galvanized steel, magnesium and aluminum before bonding to rubber'2002 6,379,474'Phosphating method accelerated by N-oxides'2002 6,171,409'Process for the chemical treatment of metal surfaces and installation suitable therefor'2001 5,663,122'Mineral additives for setting and/or controlling the rheological properties and gel structure of aqueous liquid phases and the use of such additives'1997 5,645,811'Process for the production of very fine-particle zeolitic alkali metal aluminum silicates'1997 5,587,063'Method for electrolytic coloring of aluminum surfaces using alternating current'1996 5,569,694'Garnet-containing stabilizer mixtures for polymers'1996 5,349,094'Process for the production of oligoglycerol mixtures of increased diglycerol content'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2004Patents assigned to HENKEL KGAA (13)· patent assignee history

1994–2013Based in Hilden, DE· patent location history

2012–2013Patents assigned to HENKEL AG & CO KGAA (2)· patent assignee history

2012–2013Patents assigned to KUHM PETER (2)· patent assignee history

2012–2013Patents assigned to ROTH MARCEL (2)· patent assignee history

2013Patents assigned to CORTELLARO GIORGIO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HENKEL KGAA	13	1994–2004
HENKEL AG & CO KGAA	2	2012–2013
KUHM PETERself	2	2012–2013
ROTH MARCEL	2	2012–2013
CORTELLARO GIORGIO	1	2013

Locations

Location	Patents	Span
Hilden, DE	15	1994–2013