Inventor · Voiron, FR

Bernard Aspar

75Patents
23h-index
45Co-inventors
88Inventor score

Filing activity: Mar 31, 1997 → Apr 18, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6020252A Method of producing a thin layer of semiconductor material Emerging Cross-Sectional Technologies 452 Expired
US6103597A Method of obtaining a thin film of semiconductor material Electricity 341 Expired
US6809009B2 Method of producing a thin layer of semiconductor material Emerging Cross-Sectional Technologies 319 Expired
US7067396B2 Method of producing a thin layer of semiconductor material Emerging Cross-Sectional Technologies 287 Expired
US6303468A Method for making a thin film of solid material Emerging Cross-Sectional Technologies 167 Expired
US6756286B1 Method for transferring a thin film comprising a step of generating inclusions Emerging Cross-Sectional Technologies 163 Expired
US6225192A Method of producing a thin layer of semiconductor material Emerging Cross-Sectional Technologies 147 Expired
US6809044B1 Method for making a thin film using pressurization Emerging Cross-Sectional Technologies 121 Expired
US6946365B2 Method for producing a thin film comprising introduction of gaseous species Electricity 109 Expired
US6335258B1 Method for making a thin film on a support and resulting structure including an additional thinning stage before heat treatment causes micro-cavities to separate substrate element Emerging Cross-Sectional Technologies 105 Expired
US6190998A Method for achieving a thin film of solid material and applications of this method Electricity 104 Expired
US6204079A Selective transfer of elements from one support to another support Electricity 60 Expired
US6316333A Method for obtaining a thin film in particular semiconductor, comprising a protected ion zone and involving an ion implantation Electricity 44 Expired
US6403450B1 Heat treatment method for semiconductor substrates Electricity 43 Expired
US6756285B1 Multilayer structure with controlled internal stresses and making same Emerging Cross-Sectional Technologies 43 Expired
US7902038B2 Detachable substrate with controlled mechanical strength and method of producing same Emerging Cross-Sectional Technologies 38 Expired
US6197695A Process for the manufacture of passive and active components on the same insulating substrate Emerging Cross-Sectional Technologies 33 Expired
US6362077B1 Structure comprising a thin layer of material made up of conductive zones and insulating zones and a method of manufacturing such a structure Electricity 32 Expired
US6465327B1 Method for producing a thin membrane and resulting structure with membrane Electricity 31 Expired
US7713369B2 Detachable substrate or detachable structure and method for the production thereof Emerging Cross-Sectional Technologies 30 Expired
US6974759B2 Method for making a stacked comprising a thin film adhering to a target substrate Electricity 30 Expired
US6821376B1 Method for separating two elements and a device therefor Emerging Cross-Sectional Technologies 26 Expired
US6429094B1 Treatment process for molecular bonding and unbonding of two structures Emerging Cross-Sectional Technologies 24 Expired
US7498234B2 Method of producing a thin layer of semiconductor material Emerging Cross-Sectional Technologies 20 Expired
US7029548B2 Method for cutting a block of material and forming a thin film Emerging Cross-Sectional Technologies 17 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.