Inventor · Osny, FR

Eric Verna

8Patents
4h-index
12Co-inventors
54Inventor score

Filing activity: Apr 20, 1987 → Jan 22, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US8278591B2 Cutting method using a laser having at least one ytterbium-based fiber, in which at least the power of the laser source, the diameter of the focused beam and the beam quality factor are controlled Performing Operations; Transporting 29 Active
US4855566A Process for striking an arc in electric welding and welding torch employing said process Performing Operations; Transporting 8 Expired
US4885455A Process for terminating closed through-hole plasma arc welding Performing Operations; Transporting 7 Expired
US6025570A Variable-polarity plasma arc welding process and device Performing Operations; Transporting 4 Expired
US6770841B2 Use of helium/nitrogen gas mixtures in up to 8kW laser welding Performing Operations; Transporting 2 Expired
US6815635B2 Use of helium/nitrogen gas mixtures for laser welding tailored blanks Performing Operations; Transporting 2 Expired
US6831248B2 Use of helium/nitrogen gas mixtures for the laser welding of stainless steel pipes Performing Operations; Transporting 0 Expired
US7038163B2 Use of helium/nitrogen gas mixtures in up to 12 kW laser welding Performing Operations; Transporting 0 Expired

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