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Inventor

Mathias Blum

Inventor
Alzenau, DE

Overview

2→
Patents
1990–1995
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 2 as inventor

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

B22Dprimary
B22DCasting of metals25%
D05BSewing25%
F27BFurnaces, kilns, ovens or retorts in general25%
F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace25%
PatentTitleYear
5,479,438'Apparatus for fusing a solid layer of electrically conductive material'19954,945,843'Sewing machine workpiece alignment device'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to PFAFF IND MASCH (1)· patent assignee history
1990Based in Rockenback-Steegen, DE· patent location history
1995Patents assigned to LEYBOLD DURFERRIT GMBH (1)· patent assignee history
1995Based in Alzenau, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LEYBOLD DURFERRIT GMBH11995
PFAFF IND MASCH11990
Locations
LocationPatentsSpan
Alzenau, DE11995
Rockenback-Steegen, DE11990