Inventor

Alfred Straka

Inventor
Isny, DE

Overview

16→
Patents
1986–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 16 as inventor

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

A61Cprimary
A61CDentistry15%
B25HWorkshop equipment, e.g. for marking-out work12%
G09BEducational or demonstration appliances12%
A47BTables9%
A61GTransport, personal conveyances, or accommodation specially adapted for patients or disabled persons9%
B08BCleaning in general9%
A41DOuterwear6%
F16MFrames, casings or beds of engines, machines or apparatus, not specific to engines, machines or apparatus provided for elsewhere6%
A41BShirts3%
A61BDiagnosis3%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1998Patents assigned to KALTENBACH & VOIGT (13)· patent assignee history
1986–1998Based in Isny, DE· patent location history
1990Patents assigned to KALTENBACH & VOIGH GMBH & CO (1)· patent assignee history
1996Based in Isney, DE· patent location history
2021Patents assigned to MYANT INC (2)· patent assignee history
2021Based in Toronto, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KALTENBACH & VOIGT131986–1998
MYANT INC22021
KALTENBACH & VOIGH GMBH & CO11990
Locations
LocationPatentsSpan
Isny, DE131986–1998
Toronto, CA22021
Isney, DE11996