Inventor

Delman R. Hogen

Inventor

Spring Lake Park, MN, US

Overview

8→

Patents

1985–2010

Patent span

Chemistry

Primary field (CPC C)

Patents· 8 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C02Fprimary

C02FTreatment of water, waste water, sewage, or sludge19%

Y02WClimate change mitigation technologies related to wastewater treatment or waste management19%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture13%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution13%

C07CAcyclic or carbocyclic compounds10%

C12MApparatus for enzymology or microbiology10%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%

A01GHorticulture3%

B09CReclamation of contaminated soil3%

Y02PClimate change mitigation technologies in the production or processing of goods3%

PatentTitleYear

7,687,250'Ethanol production from biological wastes'2010 7,622,285'Ethanol production from biological wastes'2009 7,527,941'Process for producing ethyl alcohol from cellulosic materials'2009 7,309,592'Ethanol production from biological wastes'2007 5,667,673'Microbial mediated water treatment'1997 5,620,893'Microbial mediated method for soil and water treatment'1997 5,543,049'Microbial mediated water treatment'1996 4,536,988'Aquatic biomass containment barrier and method of assembling same'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985Patents assigned to LEMNA CORP (1)· patent assignee history

1985Based in Minneapolis, MN, US· patent location history

1996–2009Patents assigned to HOGEN DELMAN R (3)· patent assignee history

1996–2010Based in Spring Lake Park, MN, US· patent location history

2007–2010Patents assigned to NOVUS ENERGY LLC (2)· patent assignee history

2009Patents assigned to CLEAR WATER TECHNOLOGIES INC (1)· patent assignee history

2009Patents assigned to LIGHTHART JEFFREY W (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HOGEN DELMAN Rself	3	1996–2009
NOVUS ENERGY LLC	2	2007–2010
CLEAR WATER TECHNOLOGIES INC	1	2009
LEMNA CORP	1	1985
LIGHTHART JEFFREY W	1	2009

Locations

Location	Patents	Span
Spring Lake Park, Minnesota, US	7	1996–2010
Minneapolis, Minnesota, US	1	1985