Inventor
Hans-Georg Wiedmann
Inventor
Backnang, DE
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A01Mprimary
A01MCatching, trapping or scaring of animals21%
B05BSpraying apparatus21%
F02BInternal-combustion piston engines14%
B01DSeparation7%
F01PCooling of machines or engines in general7%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof7%
F16DCouplings for transmitting rotation7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
Y10TTechnical subjects covered by former us classification7%
PatentTitleYear
10,456,797Portable spray apparatus having a carrier frame20199,878,338'Backpack sprayer and container for spraying agent for a backpack sprayer'20187,673,813'Portable spray apparatus'20106,062,177'Hand-guided working tool such as a trimmer, motor chainsaw, or cutter with an internal combustion engine with an air intake blower'20006,000,519'Centrifugal clutch'19995,706,777'Suction air filter for a combustion engine with diaphragm carburetor'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998Patents assigned to STIHL ANDREAS (1)· patent assignee history
1998–2019Based in Backnang, DE· patent location history
1999–2000Patents assigned to STIHL MASCHF ANDREAS (2)· patent assignee history
2010–2019Patents assigned to STIHL AG & CO KG ANDREAS (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| STIHL AG & CO KG ANDREAS | 3 | 2010–2019 |
| STIHL MASCHF ANDREAS | 2 | 1999–2000 |
| STIHL ANDREAS | 1 | 1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Backnang, DE | 6 | 1998–2019 |