Inventor
David Charles Carlson
Inventor
Rochester Hills, MI, US
Overview
Patents· 34 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 distribution12%
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture10%
B29CShaping or joining of plastics9%
Y10TTechnical subjects covered by former us classification8%
C12MApparatus for enzymology or microbiology5%
G01RMeasuring electric variables5%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form4%
B62DMotor vehicles4%
C13KSaccharides obtained from natural sources or by hydrolysis of naturally occurring disaccharides, oligosaccharides or polysaccharides4%
B01DSeparation3%
PatentTitleYear
10,647,083Panel structure202010,533,203System for the treatment of biomass202010,213,704Methods and systems for reducing the level of one or more impurities that are present in a pretreated cellulosic material and/or distillate20199,963,823Methods of reducing the size of lignocellulosic material, and related systems20189,688,050'Panel structure'20179,469,859'Method for treatment of biomass'20169,416,376'System for management of yeast to facilitate the production of ethanol'20169,334,545'Biomass pretreatment'20169,278,379'Methods and systems for reducing the level of one or more impurities that are present in a pretreated cellulosic material and/or distillate'20169,234,167'System for management of yeast to facilitate the production of ethanol'20169,068,206'System for treatment of biomass to facilitate the production of ethanol'20158,945,380'System for treatment of biomass to facilitate the production of ethanol'20158,815,552'System for fermentation of biomass for the production of ethanol'20148,596,454'Container for a ladder'20138,597,431'Biomass pretreatment'20138,580,058'Structurally reinforced members'20138,450,094'System for management of yeast to facilitate the production of ethanol'2013D0678550'Container for a ladder'20138,070,994'Panel structure'2011RE040889'Power metering module'20097,521,093'Method of sealing an interface'20097,469,459'System and method employing a porous container for sealing, baffling or reinforcing'20087,318,873'Structurally reinforced members'20087,313,865'Process of forming a baffling, sealing or reinforcement member with thermoset carrier member'20087,290,828'Baffle system'20077,125,461'Activatable material for sealing, baffling or reinforcing and method of forming same'20067,105,112'Lightweight member for reinforcing, sealing or baffling'20066,713,997'Power metering module'20046,714,881'Time reference compensation for improved metering accuracy'20046,710,115'Sealants'20046,706,802'Sealants'20045,831,428'Metering unit with integrated user programmable logic'19985,737,231'Metering unit with enhanced DMA transfer'19985,469,997'Multi-bicycle rear mounting bicycle rack'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2004Patents assigned to SQUARE D CO (4)· patent assignee history
2004–2006Patents assigned to L & L PRODUCTS INC (4)· patent assignee history
2004–2020Based in Rochester Hills, MI, US· patent location history
2004–2009Based in Rockvale, TN, US· patent location history
2007–2020Patents assigned to ZEPHYROS INC (9)· patent assignee history
2013–2020Patents assigned to POET RES INC (10)· patent assignee history
2013–2020Patents assigned to CARLSON DAVID CHARLES (6)· patent assignee history
2013–2020Based in Yankton, SD, US· patent location history
2013Based in Vero Beach, FL, US· patent location history
2016–2019Based in Emmetsburg, IA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| POET RES INC | 10 | 2013–2020 |
| ZEPHYROS INC | 9 | 2007–2020 |
| CARLSON DAVID CHARLESself | 6 | 2013–2020 |
| L & L PRODUCTS INC | 4 | 2004–2006 |
| SQUARE D CO | 4 | 1998–2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Rochester Hills, MI, US | 13 | 2004–2020 |
| Yankton, SD, US | 10 | 2013–2020 |
| Rockvale, TN, US | 3 | 2004–2009 |
| Emmetsburg, IA, US | 2 | 2016–2019 |
| Vero Beach, Florida, US | 2 | 2013 |