Centrifugal pump
US-2025382969-A1 · Dec 18, 2025 · US
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Widmer Marc patents
Widmer Marc is listed as an inventor on 19 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Widmer Marc |
| Total patents | 19 |
| First publication | Jun 11, 2015 |
| Latest publication | Dec 18, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Multistage centrifugal pump
US-11788533-B2 · Oct 17, 2023 · US
Multistage centrifugal pump
US-2023011820-A1 · Jan 12, 2023 · US
Centrifugal pump for conveying a fluid
US-2021324862-A1 · Oct 21, 2021 · US
Gas turbine vane
US-10731490-B2 · Aug 4, 2020 · US
Locking pin
US-10294978-B2 · May 21, 2019 · US
Gas turbine vane
US-10221709-B2 · Mar 5, 2019 · US
Seal system for a gas turbine
US-10012101-B2 · Jul 3, 2018 · US
Rotor blade and guide vane airfoil for a gas turbine engine
US-9903209-B2 · Feb 27, 2018 · US
Turbine vane with cooled fillet
US-9896951-B2 · Feb 20, 2018 · US
Recent patents
Latest publications not already listed above.
Internally cooled airfoil for a rotary machine
US-9890646-B2 · Feb 13, 2018 · US
Gas turbine vane
US-2017081969-A1 · Mar 23, 2017 · US
Locking pin
US-2017023050-A1 · Jan 26, 2017 · US
Turbine vane with cooled fillet
US-2015267549-A1 · Sep 24, 2015 · US
Transitional region for a secondary combustion chamber of a gas turbine
US-9097119-B2 · Aug 4, 2015 · US
Arrangement for sealing an open cavity against hot gas entrainment
US-9074488-B2 · Jul 7, 2015 · US
Seal system for a gas turbine
US-2015176424-A1 · Jun 25, 2015 · US
Rotor blade and guide vane airfoil for a gas turbine engine
US-2015176412-A1 · Jun 25, 2015 · US
Internally cooled airfoil for a rotary machine
US-2015159490-A1 · Jun 11, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Alstom Technology Ltd | 9 |
| Ansaldo Energia Switzerland AG | 7 |
| Sulzer Management Ag | 4 |
| Ansaldo Energia Ip Uk Ltd | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F01D9/02 | 8 |
| F05D2220/32 | 5 |
| F01D9/041 | 5 |
| F05D2260/201 | 4 |
| F01D5/189 | 4 |