Inventor
Stephen A. Rowland
Inventor
Brownsburg, CA
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y02Eprimary
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution14%
C08HDerivatives of natural macromolecular compounds10%
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture10%
C13KSaccharides obtained from natural sources or by hydrolysis of naturally occurring disaccharides, oligosaccharides or polysaccharides10%
D21DTreatment of the materials before passing to the paper-making machine10%
Y02PClimate change mitigation technologies in the production or processing of goods10%
B01DSeparation5%
B07BSeparating solids from solids by sieving, screening, sifting or by using gas currents5%
B30BPresses in general5%
C02FTreatment of water, waste water, sewage, or sludge5%
PatentTitleYear
10,654,235Method for removing liquid from a slurry20208,980,599'Method for the production of alcohol from a pretreated lignocellulosic feedstock'20158,328,947'Method for low water hydrolysis or pretreatment of polysaccharides in a lignocellulosic feedstock'20124,776,951'Screening apparatus for fiber suspensions'19884,700,900'Two stage refiner'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–1988Patents assigned to HYMAC LTD (2)· patent assignee history
1987Based in Montreal, CA· patent location history
1988Based in Ste-Therese, CA· patent location history
2012–2020Patents assigned to IOGEN ENERGY CORP (3)· patent assignee history
2012–2015Patents assigned to ROWLAND STEPHEN (2)· patent assignee history
2012Patents assigned to ANAND VIJAY KUMAR (1)· patent assignee history
2012–2020Based in Brownsburg, CA· patent location history
2015Patents assigned to FOODY BRIAN (1)· patent assignee history
2015Based in Quebec, CA· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IOGEN ENERGY CORP | 3 | 2012–2020 |
| HYMAC LTD | 2 | 1987–1988 |
| ROWLAND STEPHENself | 2 | 2012–2015 |
| ANAND VIJAY KUMAR | 1 | 2012 |
| FOODY BRIAN | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Brownsburg, CA | 2 | 2012–2020 |
| Quebec, CA | 1 | 2015 |
| Ste-Therese, CA | 1 | 1988 |
| Montreal, CA | 1 | 1987 |