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Patents Grantslast 30 patents

Information Patent Grant
System for rotary drilling by electrical discharge
- Patent number 10,378,284
- Issue date Aug 13, 2019
- I.T.H.P.P.
- Frédéric Bayol
- E21 - EARTH DRILLING MINING
Information Patent Grant
High power pulse generator having a substantially quadrangular shap...
- Patent number 9,853,631
- Issue date Dec 26, 2017
- I T H P P
- Sergey Volkov
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Device and method for generating intense and brief controlled varia...
- Patent number 6,838,786
- Issue date Jan 4, 2005
- I T H P P
- Laurent Frescaline
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM FOR ROTARY DRILLING BY ELECTRICAL DISCHARGE
- Publication number 20190316419
- Publication date Oct 17, 2019
- Ithpp
- Frédéric BAYOL
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEM FOR ROTARY DRILLING BY ELECTRICAL DISCHARGE
- Publication number 20170067292
- Publication date Mar 9, 2017
- Ithpp
- Frédéric BAYOL
- E21 - EARTH DRILLING MINING
Information Patent Application
HIGH POWER PULSE GENERATOR HAVING A SUBSTANTIALLY QUADRANGULAR SHAP...
- Publication number 20150270831
- Publication date Sep 24, 2015
- I T H P P
- Sergey Volkov
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Spark-gap device, particularly high-voltage spark-gap device
- Publication number 20070058319
- Publication date Mar 15, 2007
- Ithpp
- Laurent Frescaline
- H01 - BASIC ELECTRIC ELEMENTS

Trademarklast 30 trademarks