P

Inventor

SEKINE MASAOKI

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

TDK ELECTRONICS CO LTD

3 patents
US4231987ANov 4, 1980

Method of stripping a molded article

TDK ELECTRONICS CO LTD22 citations79
US4382523AMay 10, 1983

Tape cover of magnetic tape cassette and process for preparing tape cover

TDK ELECTRONICS CO LTD9 citations70
US4382522AMay 10, 1983

Tape cover of magnetic tape cassette and process for preparing tape cover

TDK ELECTRONICS CO LTD5 citations59

TDK CORP

2 patents
US4726758AFeb 23, 1988

Mold

TDK CORP75 citations95
US4802049AJan 31, 1989

Disc cartridge

TDK CORP8 citations73

ORIGIN ELECTRIC

1 patent
US5301095AApr 5, 1994

High power factor AC/DC converter

ORIGIN ELECTRIC63 citations91

SEKINE MASAOKI

1 patent
US4023745AMay 17, 1977

Endless tape cartridge

SEKINE MASAOKI1 citations45