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Inventor

Rafal Wojciechowski

Inventor
Koszalin, PL

Overview

3→
Patents
2013–2019
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

E03Fprimary
E03FSewers22%
F04FPumping of fluid by direct contact of another fluid or by using inertia of fluid to be pumped22%
B66BElevators11%
F04DNon-positive-displacement pumps11%
H02JElectric power networks11%
H02KDynamo-electric machines11%
Y10TTechnical subjects covered by former us classification11%
PatentTitleYear
10,196,240Wireless power supply for self-propelled elevator20198,641,386'Method and device for pumping liquids using a pneumatic positive displacement pump'20148,347,912'Waste water pumping device'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2014Patents assigned to SZUSTER MIROSLAW (2)· patent assignee history
2013–2014Patents assigned to WOJCIECHOWSKI RAFAL (2)· patent assignee history
2013–2014Based in Koszalin, PL· patent location history
2014Patents assigned to EKOWODROL SP Z O O (1)· patent assignee history
2019Patents assigned to OTIS ELEVATOR CO (1)· patent assignee history
2019Based in Srem, PL· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SZUSTER MIROSLAW22013–2014
WOJCIECHOWSKI RAFALself22013–2014
EKOWODROL SP Z O O12014
OTIS ELEVATOR CO12019
Locations
LocationPatentsSpan
Koszalin, PL22013–2014
Srem, PL12019