Inventor · disambiguated record
Kiyoshi Urayama
Also filed as: URAYAMA KIYOSHI
20 granted patents·326 citations·filing 1973–1994
95Inventor score
Top patents by PatentIndex Score
20 records- 0194US4122715AApparatus for measuring flow rate of powdery and/or granular materialHOSOKAWA MICRON KK·Filed 1977·Granted Oct 31, 1978·71 cites·5 claims
- 0290US4789105AParticulate material treating apparatusHOSOKAWA MICRON KK·Filed 1987·Granted Dec 6, 1988·79 cites·15 claims
- 0380US3971071ATape cassette with guide means for unidirectional insertion and holder thereforeSONY CORP·Filed 1975·Granted Jul 20, 1976·20 cites·12 claims
- 0476US4901171AOptical tape end sensing arrangement for magnetic tape cassetteSONY CORP·Filed 1988·Granted Feb 13, 1990·11 cites·29 claims
- 0573US4697702AMagnetic tape cassette with tape protective sliding closure and lock mechanism for sliding closureSONY CORP·Filed 1986·Granted Oct 6, 1987·19 cites·16 claims
- 0672US4451005AGas flow type crushing and classifying apparatusHOSAKAWA FUNTAI KOGAKU KENKYOS·Filed 1983·Granted May 29, 1984·22 cites·7 claims
- 0766US4916566AMagnetic tape cassette which avoids flange/housing contactSONY CORP·Filed 1988·Granted Apr 10, 1990·14 cites·14 claims
- 0855US5160752AMold for forming a tape cassette reelSONY CORP·Filed 1991·Granted Nov 3, 1992·11 cites·7 claims
- 0954US3934762AApparatus having vibrating plates for feeding powdered materialHOSOKAWA MICRON KK·Filed 1974·Granted Jan 27, 1976·10 cites·7 claims
- 1048US5255144ABrake device for tape reel in magnetic tape cassetteSONY CORP·Filed 1992·Granted Oct 19, 1993·7 cites·18 claims
- 1147US4529135AGrinding crusherHOSOKAWA MICRON KK·Filed 1983·Granted Jul 16, 1985·9 cites·7 claims
- 1246US5180116ATape cassette reel having a wing-type upper flangeSONY CORP·Filed 1989·Granted Jan 19, 1993·6 cites·1 claims
- 1346US4802044AMounting arrangements for levy springs acting against tape reels in a cassetteSONY CORP·Filed 1986·Granted Jan 31, 1989·14 cites·4 claims
- 1444US5860523ATape cassette receiving housingSONY CORP·Filed 1994·Granted Jan 19, 1999·6 cites·5 claims
- 1542US3933648AScreening apparatusHOSOKAWA MICRON KK·Filed 1973·Granted Jan 20, 1976·6 cites·4 claims
- 1641US4945440ATape cassette with transparent reel viewing windows and laminated three-color constructionSONY CORP·Filed 1988·Granted Jul 31, 1990·9 cites·1 claims
- 1735US4279165AApparatus for measuring cohesion force of particulate materialsHOSOKAWA MICRON KK·Filed 1979·Granted Jul 21, 1981·6 cites·6 claims
- 1834US4995565ACassette reelSONY CORP·Filed 1987·Granted Feb 26, 1991·3 cites·6 claims
- 1931US5314558AMethod of applying a decorative foil to a tape cassette reelSONY CORP·Filed 1993·Granted May 24, 1994·2 cites·1 claims
- 2028US5101308ATape reel for magnetic tape cassetteSONY CORP·Filed 1989·Granted Mar 31, 1992·1 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →