Vacuum appliance
US-9420929-B2 · Aug 23, 2016 · US
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Layer Steffen patents
Layer Steffen is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Layer Steffen |
| Total patents | 2 |
| First publication | Jul 7, 2016 |
| Latest publication | Aug 23, 2016 |
Notable patents
Publications ranked by popularity score, then publication date.
Floor cleaning machine
US-2016192816-A1 · Jul 7, 2016 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Kaercher Gmbh & Co Kg Alfred | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| A47L11/293 | 1 |
| A47L11/4061 | 1 |
| A47L11/28 | 1 |
| A47L11/4044 | 1 |
| A47L11/4002 | 1 |