Inventor
Rolf Hasler
Inventor
Oberwil, CH
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
D06Pprimary
D06PDyeing or printing textiles30%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
D06BTreating textile materials using liquids, gases or vapours13%
G05DSystems for controlling or regulating non-electric variables9%
B01FMixing, e.g. dissolving, emulsifying or dispersing4%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables4%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments4%
C09DCoating compositions, e.g. paints, varnishes or lacquers4%
D06MTreatment, not provided for elsewhere in class d06, of fibres, threads, yarns, fabrics, feathers or fibrous goods made from such materials4%
PatentTitleYear
5,300,148'Pigments, their production and use'19944,645,510'Exhaust dyeing of cellulosic substrates with reactive dyes controlled simultaneous addition of salt and alkali'19874,629,465'Process for exhaust dyeing a textile fiber material: controlled addition of dye or electrolyte'19864,548,902'Method for determining the compatibility of a direct or reactive dyestuff with a polybasic amino compound'19854,432,770'Rapid dyeing of polyester fibers with a mixture of disperse dyes'19844,417,898'Continuous dyeing process which provides improved wetfastness: alkandlamine-containing dye liquor and after-treatment with fixing agent'19834,199,813'Apparatus useful in exhaust dyeing'19804,089,644'Method and apparatus for regulating the rate of dye adsorption by the number of dye liquor cycles'19784,020,998'Method and apparatus for winding bobbins'19773,987,808'Metering system'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1994Patents assigned to SANDOZ LTD (8)· patent assignee history
1976–1985Based in Oberwil, CH· patent location history
1978–1980Based in Therwil, CH· patent location history
1980Patents assigned to SANDOZ AG (1)· patent assignee history
1983Patents assigned to HASLER ROLF (1)· patent assignee history
1983Patents assigned to PALACIN FRANCIS (1)· patent assignee history
1986–1987Based in Bottmingen, CH· patent location history
1994Based in Riehen, CH· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SANDOZ LTD | 8 | 1976–1994 |
| HASLER ROLFself | 1 | 1983 |
| PALACIN FRANCIS | 1 | 1983 |
| SANDOZ AG | 1 | 1980 |
Locations
| Location | Patents | Span |
|---|---|---|
| Oberwil, CH | 5 | 1976–1985 |
| Bottmingen, CH | 2 | 1986–1987 |
| Therwil, CH | 2 | 1978–1980 |
| Riehen, CH | 1 | 1994 |