P

Inventor

TAKAYAMA SUGURU

JP31 patents
⚠️ This page may combine multiple inventors who share the name “TAKAYAMA SUGURU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TDK CORP

25 patents
US6797413B2Sep 28, 2004

Composite substrate and EL device using the same

TDK CORP26 citations92
US6723192B2Apr 20, 2004

Process for producing a thin film EL device

TDK CORP18 citations92
US4835032AMay 30, 1989

Magnetic recording medium and recording/reproducing method therefor

TDK CORP24 citations92
US4637843AJan 20, 1987

Core of a noise filter comprised of an amorphous alloy

TDK CORP25 citations92
US4596735AJun 24, 1986

Magnetic recording medium and method for making

TDK CORP44 citations92
US5161150ANov 3, 1992

Optical recording medium

TDK CORP25 citations90
US4849304AJul 18, 1989

Optical recording medium

TDK CORP19 citations82
US4701375AOct 20, 1987

Magnetic recording medium

TDK CORP23 citations82
US4550062AOct 29, 1985

Magnetic recording medium

TDK CORP19 citations82
US6709695B2Mar 23, 2004

Composite substrate, method of making, and EL device using the same

TDK CORP6 citations74
US5260921ANov 9, 1993

Magnetooptical recording method

TDK CORP10 citations74
US4902584AFeb 20, 1990

Optical recording medium

TDK CORP14 citations74
US4837116AJun 6, 1989

Magnetic recording medium and recording/reproducing method therefor

TDK CORP11 citations74
US4828899AMay 9, 1989

Magnetic recording medium and recording/reproducing method thereof

TDK CORP15 citations74
US4778707AOct 18, 1988

Magnetic recording medium and recording/reproducing method therefor

TDK CORP15 citations74
US4594296AJun 10, 1986

Magnetic recording medium

TDK CORP8 citations74
US4548871AOct 22, 1985

Magnetic recording medium

TDK CORP8 citations74
US4540600ASep 10, 1985

Process for producing a magnetic recording medium

TDK CORP7 citations74
US6800322B2Oct 5, 2004

Method of making a composite substrate

TDK CORP8 citations73
US6428914B2Aug 6, 2002

Composite substrate, thin-film electroluminescent device using the substrate, and production process for the device

TDK CORP9 citations73
US4861656AAug 29, 1989

Optical recording medium

TDK CORP17 citations73
US4777082AOct 11, 1988

Optical magnetic recording medium

TDK CORP7 citations72
US5968612AOct 19, 1999

Method for the preparation of silicon compound thin film

TDK CORP5 citations63
US5571629ANov 5, 1996

Optical recording medium

TDK CORP3 citations63
US5590099ADec 31, 1996

Magneto-optical recording method and method for making information-carrying magneto-optical recording medium

TDK CORP0 citations52

KAWASAKI HEAVY IND LTD

3 patents

TDK ELECTRONICS CO LTD

2 patents

WESTAIM CORP

1 patent