Benjamin Holtzman

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New York, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Spallation drill head and associated methods
- Patent number 11,608,688
- Issue date Mar 21, 2023
- Strabo Engineering, LLC
- Benjamin Holtzman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Geothermal heat mining system
- Patent number 11,428,441
- Issue date Aug 30, 2022
- Strabo Engineering, LLC
- Benjamin Holtzman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Geothermal heat mining system
- Patent number 11,029,062
- Issue date Jun 8, 2021
- Strabo Engineering, LLC
- Benjamin Holtzman
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
SPALLATION DRILL HEAD AND ASSOCIATED METHODS
- Publication number 20220235612
- Publication date Jul 28, 2022
- Strabo Engineering, LLC
- Benjamin Holtzman
- E21 - EARTH DRILLING MINING
Information Patent Application
GEOTHERMAL HEAT MINING SYSTEM
- Publication number 20210270496
- Publication date Sep 2, 2021
- Strabo Engineering, LLC
- Benjamin Holtzman
- E21 - EARTH DRILLING MINING
Information Patent Application
GEOTHERMAL HEAT MINING SYSTEM
- Publication number 20210025623
- Publication date Jan 28, 2021
- Strabo Engineering, LLC
- Benjamin Holtzman
- E21 - EARTH DRILLING MINING