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Inventor

Gerd Fierus

Inventor
Odenthal, DE

Overview

4→
Patents
1991–2009
Patent span
Performing operations
Primary field (CPC B)

Patents· 4 as inventor

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

B24Dprimary
B24DTools for grinding, buffing or sharpening75%
LOC2825%
PatentTitleYear
D0604909'Callus remover'20097,229,345'Knife sharpener'20076,454,642'Device for sharpening knives, scissors or other cutting tools'20025,018,310'Knife sharpener'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to FIERUS GERD (1)· patent assignee history
1991Patents assigned to FIERUS UDO (1)· patent assignee history
1991Based in Leverkusen, DE· patent location history
2002–2007Patents assigned to FLUGEL CSS GMBH & CO KG (2)· patent assignee history
2002Based in Odenthal-Blecher, DE· patent location history
2007–2009Based in Odenthal, DE· patent location history
2009Patents assigned to PEINIGER GMBH (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FLUGEL CSS GMBH & CO KG22002–2007
FIERUS GERDself11991
FIERUS UDO11991
PEINIGER GMBH12009
Locations
LocationPatentsSpan
Odenthal, DE22007–2009
Odenthal-Blecher, DE12002
Leverkusen, DE11991