Inventor
Stylianos Savakis
Inventor
Wuerselen, DE
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C22Cprimary
C22CAlloys43%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry14%
C01BNon-metallic elements14%
C01DCompounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium14%
C23FNon-mechanical removal of metallic material from surface14%
PatentTitleYear
7,468,158'Corrosion inhibitor for protecting metallic materials in strongly alkaline medium'20085,306,477'Use of wrought and cast materials and welding fillers for making and using hot concentrated sulphuric acid or oleum'19945,120,496'Stainless wrought and cast materials and welding additives for structural units exposed to hot, concentrated sulfuric acid'19925,051,233'Stainless wrought and cast materials and welding additives for structural units exposed to hot, concentrated sulfuric acid'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–1994Patents assigned to BAYER AG (3)· patent assignee history
1991–1992Based in Wuerselen, DE· patent location history
1994Based in Koeln, DE· patent location history
2008Patents assigned to LANXESS DEUTSCHLAND GMBH (1)· patent assignee history
2008Based in Köln, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAYER AG | 3 | 1991–1994 |
| LANXESS DEUTSCHLAND GMBH | 1 | 2008 |
Locations
| Location | Patents | Span |
|---|---|---|
| Wuerselen, DE | 2 | 1991–1992 |
| Köln, DE | 1 | 2008 |
| Koeln, DE | 1 | 1994 |