Inventor
Mark T. Holtzapple
Inventor
College Station, TX, US
Overview
Patents· 51 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C12Pprimary
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture9%
F01CRotary-piston or oscillating-piston machines or engines9%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids9%
C07CAcyclic or carbocyclic compounds7%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution7%
B01DSeparation4%
Y02TClimate change mitigation technologies related to transportation4%
C12MApparatus for enzymology or microbiology4%
F02BInternal-combustion piston engines4%
F02GHot gas or combustion-product positive-displacement engine plants4%
PatentTitleYear
10,238,827Air-delivery system for breathing-assist devices20199,670,924'Gerotor apparatus having outer gerotor with strengthening members'20179,657,734'Gerotor with reduced leakage'20179,429,069'Open brayton bottoming cycle and method of using the same'20169,382,872'Gerotor apparatus for a quasi-isothermal Brayton cycle engine'20168,905,735'Gerotor apparatus for a quasi-isothermal Brayton cycle engine'20148,821,138'Gerotor apparatus for a quasi-isothermal Brayton cycle engine'20148,765,429'Biomass shock pretreatment'20148,753,099'Sealing system for gerotor apparatus'20148,519,206'Alternative paths to alcohols and hydrocarbons from biomass'20138,410,321'Alternative paths to alcohols and hydrocarbons from biomass'20138,283,141'Methods and systems for biomass conversion to carboxylic acids and alcohols'20128,262,853'Methods for pretreatment and processing of biomass'20128,232,440'Alternative paths to alcohols and hydrocarbons from biomass'20128,153,850'Integrated biofuel production system'20128,137,955'Method for heat recovery from pre-treated biomass'20128,124,386'Methods and systems for biomass conversion to carboxylic acids and alcohols'20128,022,586'Electric machine having rotor and stator configurations'20117,950,250'Jet ejector system and method'20117,820,417'Methods and systems for biomass conversion to carboxylic acids and alcohols'20107,780,099'High-efficiency jet ejector and propulsive jet'20107,726,959'Gerotor apparatus for a quasi-isothermal Brayton cycle engine'20107,708,865'Vapor-compression evaporation system and method'20107,705,116'Method and system for solubilizing protein'20107,695,260'Gerotor apparatus for a quasi-isothermal Brayton cycle engine'20107,663,283'Electric machine having a high-torque switched reluctance motor'20107,328,591'Jet ejector system and method'20087,251,944'Vapor-compression evaporation system and method'20077,186,101'Gerotor apparatus for a quasi-isothermal Brayton cycle Engine'20077,093,455'Vapor-compression evaporative air conditioning systems and components'20067,008,200'Gerotor apparatus for a quasi-isothermal brayton cycle engine'20066,886,326'Quasi-isothermal brayton cycle engine'20056,684,658'Vapor-compression evaporative air conditioning systems and components'20046,530,211'Quasi-isothermal Brayton Cycle engine'20036,478,965'Recovery of fermentation salts from dilute aqueous solutions'20026,427,453'Vapor-compression evaporative air conditioning systems and components'20026,395,926'Process for recovering low-boiling acids'20026,336,317'Quasi-isothermal Brayton cycle engine'20026,262,313'Thermal conversion of fatty acid salts to ketones'20016,043,392'Method for conversion of biomass to chemicals and fuels'20005,986,133'Recovery of fermentation salts from dilute aqueous solutions'19995,969,189'Thermal conversion of volatile fatty acid salts to ketones'19995,962,307'Apparatus for producing organic acids'19995,874,263'Method and apparatus for producing organic acids'19995,865,898'Methods of biomass pretreatment'19995,693,296'Calcium hydroxide pretreatment of biomass'19975,171,592'Biomass refining process'19925,106,274'Hermetic compressor'19925,097,677'Method and apparatus for vapor compression refrigeration and air conditioning using liquid recycle'19924,825,661'High efficiency, orientation-insensitive evaporator'19894,176,522'Torque monitor'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979Based in Bloomington, MN, US· patent location history
1989Based in Brazos, TX, US· patent location history
1992–2016Patents assigned to TEXAS A & M UNIV SYS (40)· patent assignee history
1992–2019Based in College Station, TX, US· patent location history
1997Based in College Sation, TX, US· patent location history
2006–2017Patents assigned to STARROTOR CORP (8)· patent assignee history
2012–2019Patents assigned to HOLTZAPPLE MARK T (10)· patent assignee history
2012–2013Patents assigned to GRANDA CESAR B (4)· patent assignee history
2012–2014Patents assigned to ROSS MICHAEL KYLE (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TEXAS A & M UNIV SYS | 40 | 1992–2016 |
| HOLTZAPPLE MARK Tself | 10 | 2012–2019 |
| STARROTOR CORP | 8 | 2006–2017 |
| GRANDA CESAR B | 4 | 2012–2013 |
| ROSS MICHAEL KYLE | 4 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| College Station, Texas, US | 48 | 1992–2019 |
| College Sation, Texas, US | 1 | 1997 |
| Brazos, Texas, US | 1 | 1989 |
| Bloomington, Minnesota, US | 1 | 1979 |