Inventor
URAYAMA KIYOSHI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “URAYAMA KIYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
13 patentsUS3971071AJul 20, 1976
Tape cassette with guide means for unidirectional insertion and holder therefore
SONY CORP20 citations82
US5255144AOct 19, 1993
Brake device for tape reel in magnetic tape cassette
SONY CORP7 citations74
US5180116AJan 19, 1993
Tape cassette reel having a wing-type upper flange
SONY CORP6 citations74
US5160752ANov 3, 1992
Mold for forming a tape cassette reel
SONY CORP11 citations74
US4945440AJul 31, 1990
Tape cassette with transparent reel viewing windows and laminated three-color construction
SONY CORP9 citations73
US4916566AApr 10, 1990
Magnetic tape cassette which avoids flange/housing contact
SONY CORP14 citations73
US4901171AFeb 13, 1990
Optical tape end sensing arrangement for magnetic tape cassette
SONY CORP11 citations73
US4697702AOct 6, 1987
Magnetic tape cassette with tape protective sliding closure and lock mechanism for sliding closure
SONY CORP19 citations73
US4802044AJan 31, 1989
Mounting arrangements for levy springs acting against tape reels in a cassette
SONY CORP14 citations69
US5314558AMay 24, 1994
Method of applying a decorative foil to a tape cassette reel
SONY CORP2 citations62
US4995565AFeb 26, 1991
Cassette reel
SONY CORP3 citations62
US5860523AJan 19, 1999
Tape cassette receiving housing
SONY CORP6 citations60
US5101308AMar 31, 1992
Tape reel for magnetic tape cassette
SONY CORP1 citations49
HOSOKAWA MICRON KK
6 patentsUS4122715AOct 31, 1978
Apparatus for measuring flow rate of powdery and/or granular material
HOSOKAWA MICRON KK71 citations95
US4789105ADec 6, 1988
Particulate material treating apparatus
HOSOKAWA MICRON KK79 citations92
US4529135AJul 16, 1985
Grinding crusher
HOSOKAWA MICRON KK9 citations73
US3934762AJan 27, 1976
Apparatus having vibrating plates for feeding powdered material
HOSOKAWA MICRON KK10 citations73
US3933648AJan 20, 1976
Screening apparatus
HOSOKAWA MICRON KK6 citations62
US4279165AJul 21, 1981
Apparatus for measuring cohesion force of particulate materials
HOSOKAWA MICRON KK6 citations58