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Inventor

Johann Krech

Inventor
Horb, DE

Overview

5→
Patents
2009–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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

H01Rprimary
H01RElectrically-conductive connections50%
E21BEarth or rock drilling13%
F04BPositive-displacement machines for liquids13%
F16KValves13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
10,914,304Pneumatic timing valve202110,148,030Insulating body for an electrical plug connection unit20188,651,889'Connector'20148,632,356'Electrical plug connector'20147,585,193'Plug-and-socket connector with screw-type connection'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009–2014Patents assigned to LAPP ENGINEERING & CO (3)· patent assignee history
2009–2018Based in Horb, DE· patent location history
2014Patents assigned to KRECH JOHANN (2)· patent assignee history
2014Patents assigned to BIHRER MARKUS (1)· patent assignee history
2018Patents assigned to LAPP ENG & CO (1)· patent assignee history
2021Patents assigned to GRACO MINNESOTA INC (1)· patent assignee history
2021Based in Andover, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LAPP ENGINEERING & CO32009–2014
KRECH JOHANNself22014
BIHRER MARKUS12014
GRACO MINNESOTA INC12021
LAPP ENG & CO12018
Locations
LocationPatentsSpan
Horb, DE42009–2018
Andover, Minnesota, US12021