P

Inventor

SPIERINGS GIJSBERTUS A C M

NL17 patents

Patents

17 patents
US5744283AApr 28, 1998

Method of photolithographically metallizing at least the inside of holes arranged in accordance with a pattern in a plate of an electrically insulating material

PHILIPS CORP71 citations92
US4439008AMar 27, 1984

Optical fiber of the graded index type and method of producing same

PHILIPS CORP42 citations92
US5580407ADec 3, 1996

Method of bonding two objects, at least one of which comprises organic materials

PHILIPS CORP28 citations91
US6125027ASep 26, 2000

Component comprising a capacitor

PHILIPS CORP41 citations90
US5028558AJul 2, 1991

Method of manufacturing a silicon on insulator semiconductor

PHILIPS CORP40 citations90
US4994139AFeb 19, 1991

Method of manufacturing a light-conducting device

PHILIPS CORP26 citations90
US4573762AMar 4, 1986

Germanium-free optical fibers having large numerical apertures

PHILIPS CORP20 citations81
US6045715AApr 4, 2000

Method of post-etching a mechanically treated substrate

PHILIPS CORP16 citations76
US5483115AJan 9, 1996

Electrical machine with directly bonded magnetic parts

PHILIPS CORP7 citations72
US4814105AMar 21, 1989

Method of preparing a luminescent quartz glass activated by bivalent europium, luminescent quartz glass obtained by such a method and luminescent screen provided with such a luminescent quartz glass

PHILIPS CORP12 citations72
US4931077AJun 5, 1990

Method of manufacturing a planar optical component

PHILIPS CORP17 citations71
US4684847AAug 4, 1987

Glass composition suitable for use in a fluorescent lamp, tube and lamp envelope manufactured from said glass composition, and fluorescent lamp having a lamp envelope manufactured from said glass composition

PHILIPS CORP11 citations71
US4666871AMay 19, 1987

Glass composition suitable for use in a fluorescent lamp, tube and lamp envelope manufactured from said glass composition, and fluorescent lamp having a lamp envelope manufactured from said glass composition

PHILIPS CORP10 citations71
US4680503AJul 14, 1987

Glass composition suitable for use in a fluorescent lamp and in a cathode-ray tube, fluorescent lamp and cathode-ray tube manufactured using this glass composition

PHILIPS CORP7 citations70
US5547119AAug 20, 1996

Electrical machine and method of manufacturing the electrical machine

PHILIPS CORP2 citations61
US5824454AOct 20, 1998

Method of photolithographically metallizing at least the inside of holes arranged in accordance with a pattern in a plate of an electrically insulating material

PHILIPS CORP2 citations59
US6045979AApr 4, 2000

Method of photolithographically metallizing at least the inside of holes arranged in accordance with a pattern in a plate of an electrically insulating material

PHILIPS CORP0 citations48