Melt cooler, installation for moulding plastics and method for cooling a melt
US-2026091544-A1 · Apr 2, 2026 · US
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Lettowsky Christoph patents
Lettowsky Christoph is listed as an inventor on 15 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Lettowsky Christoph |
| Total patents | 15 |
| First publication | Sep 15, 2016 |
| Latest publication | Apr 2, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Method for monitoring a production process, method for indirectly deducing a systematic dependency, method for adapting quality, method for starting a production process, method for producing an extrusion product and system for producing an extrusion product
US-12377597-B2 · Aug 5, 2025 · US
Film blowing machine and method for producing a film web
US-2025100199-A1 · Mar 27, 2025 · US
Method and system for making a plastic film
US-11305474-B2 · Apr 19, 2022 · US
Method for making a fiber fleece
US-11306422-B2 · Apr 19, 2022 · US
Plastic extruder with mobile operator station and method of operating same
US-10967555-B2 · Apr 6, 2021 · US
Method for manufacturing a blown film web as well as a blown film line
US-10773450-B2 · Sep 15, 2020 · US
Method for monitoring a production process, method for indirectly deducing a systematic dependency, method for adapting quality, method for starting a production process, method for producing an extrusion product and system for producing an extrusion product
US-2020047391-A1 · Feb 13, 2020 · US
Method for indirectly deriving a systematic dependency between a setting parameter and an optical property of a film web, method for adapting the quality of a film web
US-2019315037-A1 · Oct 17, 2019 · US
Multi-layer blowing head for a blown film installation, blown film installation, and method for operating a blown film installation
US-2019263041-A1 · Aug 29, 2019 · US
Recent patents
Latest publications not already listed above.
Method and data detection device for providing, retrieving and using a data element in a process for producing plastic sheet material
US-2019240889-A1 · Aug 8, 2019 · US
Plastic extruder with mobile operator station and method of operating same
US-2018104882-A1 · Apr 19, 2018 · US
Method and system for making a plastic film
US-2018104883-A1 · Apr 19, 2018 · US
Method and apparatus for making a fiber fleece
US-2018105956-A1 · Apr 19, 2018 · US
Method for manufacturing a blown film web as well as a blown film line
US-2016263813-A1 · Sep 15, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Reifenhaeuser Masch | 15 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B29C48/92 | 11 |
| B29C48/10 | 11 |
| B29C2948/926 | 7 |
| B29C48/08 | 7 |
| B29C48/0018 | 7 |