Inventor

ROLLAND JEAN-LUC

FR5 patents

⚠️ This page may combine multiple inventors who share the name “ROLLAND JEAN-LUC”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

THOMSON CSF

3 patents

US4897747AJan 30, 1990

Write/read head including monocrystalline magnetic thin films protected by a coating having hardened and lubricating zones

THOMSON CSF22 citations81

US4979064ADec 18, 1990

Magnetic recording/playback head comprising a superconducting material

THOMSON CSF8 citations71

US5013580AMay 7, 1991

Video recording/play-back head, method for making it and apparatus applying said method

THOMSON CSF7 citations70

EUROP COMPOSANTS ELECTRON

2 patents

US4821403AApr 18, 1989

Method for making a flat magnetic structure for read/write magnetic heads

EUROP COMPOSANTS ELECTRON13 citations71

US5013394AMay 7, 1991

Method for detection of end of grinding of a thin layer magnetic head

EUROP COMPOSANTS ELECTRON13 citations68