Inventor

Norbert Eisen

Inventor

Koln, DE

Overview

15→

Patents

1993–2009

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.

C08Jprimary

C08JWorking-up28%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds22%

B29CShaping or joining of plastics8%

F16LPipes8%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts6%

B29LIndexing scheme associated with subclass b29c, relating to particular articles6%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form6%

F25DRefrigerators6%

B05DProcesses for applying fluent materials to surfaces, in general3%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients3%

PatentTitleYear

7,504,052'Antistatic and electrically conductive polyurethanes'2009 6,590,003'Method for producing soft to semi-rigid polyurethane integral foamed materials'2003 6,509,387'Process for preparing rigid foamed materials containing urethane groups'2003 6,316,513'Process for the producing of hard polyurethane foams with low heat conductivity'2001 6,235,799'Method for producing soft to medium-hard structural polyurethane foams'2001 6,071,978'Method of producing hydrocarbon-expanded rigid polyurethane foams'2000 5,962,542'Process for producing hydrocarbon-blown hard polyurethane foams'1999 5,736,588'Process for preparing rigid polyurethane foams'1998 5,602,190'Process for the production of hard polyurethane foams'1997 5,587,117'Process for insulating pipes using polyurethane rigid foams by the rotational casting process'1996 5,578,651'Process for producing rigid polyurethane foams'1996 5,534,299'Process for insulating pipes'1996 5,527,602'Laminates of graft polymer and thermoplastic polyurethane'1996 5,470,515'Rotational molding process for insulating pipes'1995 5,269,986'Process for the production of back foamed internal parts for refrigeration furniture'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2003Patents assigned to BAYER AG (14)· patent assignee history

1993–2009Based in Cologne, DE· patent location history

1995–2001Based in Koln, DE· patent location history

1996–1997Based in K oln, DE· patent location history

2003Based in Kln, DE· patent location history

2009Patents assigned to BAYER MATERIALSCIENCE AG (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAYER AG	14	1993–2003
BAYER MATERIALSCIENCE AG	1	2009

Locations

Location	Patents	Span
Koln, DE	7	1995–2001
Cologne, DE	3	1993–2009
K oln, DE	3	1996–1997
Kln, DE	2	2003