Inventor
Frank Janssen
Inventor
Cologne, DE
Overview
Patents· 28 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes31%
A61QSpecific use of cosmetics or similar toiletry preparations31%
B01FMixing, e.g. dissolving, emulsifying or dispersing6%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%
C07CAcyclic or carbocyclic compounds4%
C07DHeterocyclic compounds4%
A45DHairdressing or shaving equipment3%
C11DDetergent compositions3%
A61LMethods or apparatus for sterilising materials or objects in general1%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations1%
PatentTitleYear
10,577,5666-desoxy-6-amino-celluloses as soil release agents202010,005,985Copolymers containing siloxane groups as soil-releasing agents20189,789,053'Transparent bleaching compositions with proteins and/or silicone oils'20179,789,052'Polymer-containing transparent bleaching compositions with proteins and/or silicone oils'20179,707,163'Reduction of ammonia odor in agents for dyeing and/or bleaching keratin fibers'20179,511,009'Reduction of the autoxidation of agents for the oxidative dyeing and/or bleaching of keratin fibers'20169,445,977'Multi-tonal one step dyeing'20169,402,795'Multi-tonal one-step dyes'20169,402,797'Multi-tonal one step dyes III'20169,282,798'Lightening process with blonding mousse'20168,882,854'Reduction of ammonia odor when coloring and/or lightening hair'20148,858,653'Color intensification by polyquaternium'20148,845,759'Reduction of ammonia smell in substances for oxidative dyeing and/or lightening keratin fibres'20148,801,805'Agent comprising hydrogen peroxide having improved viscosity adjustment'20148,734,530'Colorants in foam form'20148,673,023'Method for preparing a coloring composition'20148,668,745'Brightening agent comprising acylpyridinium compounds and defined alkalizing agents'20148,597,371'Lightening agent comprising acyl pyridinium compounds and cationic polysaccharides'20138,551,190'Process for producing a colorant for keratin fibers'20138,545,575'Process for producing a colorant for keratin fibers'20138,545,576'Process for producing a colorant for keratin fibers'20138,430,935'Colorants for keratinic fibres having optimized viscosity adjustment'20138,425,623'Thickened oxidation preparations'20137,825,268'Alkoxylactones, alkoxylactams and alkoxythiolactams for controlling processes based on microbial interaction'20107,294,727'Catalyst preparation'20074,940,827'Catalyst system for olefin disproportionation'19904,916,102'Catalyst system for olefin disproportionation'19904,072,629'Regeneration of alkene disproportionation catalyst'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–2007Patents assigned to SHELL OIL CO (4)· patent assignee history
1990Based in Amsterdam, NL· patent location history
2010–2020Patents assigned to HENKEL AG & CO KGAA (24)· patent assignee history
2013–2016Patents assigned to JANSSEN FRANK (3)· patent assignee history
2013Patents assigned to GOUTSIS KONSTANTIN (2)· patent assignee history
2013Patents assigned to KRIPPAHL MARC (2)· patent assignee history
2013–2020Based in Cologne, DE· patent location history
2013–2014Based in Neuss, DE· patent location history
2014Based in Köln, DE· patent location history
2014Based in Dusseldorf, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HENKEL AG & CO KGAA | 24 | 2010–2020 |
| SHELL OIL CO | 4 | 1978–2007 |
| JANSSEN FRANKself | 3 | 2013–2016 |
| GOUTSIS KONSTANTIN | 2 | 2013 |
| KRIPPAHL MARC | 2 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cologne, DE | 15 | 2013–2020 |
| Neuss, DE | 6 | 2013–2014 |
| Amsterdam, NL | 2 | 1990 |
| Köln, DE | 1 | 2014 |
| Dusseldorf, DE | 1 | 2014 |