Assignee
LONSEAL KOGYO KK
JP·15 granted patents·2 pending applications·183 citations·filing 1976–2021
Top patents by PatentIndex Score
17 records- 0192US4281039AMethod for making a vinyl chloride resin sheet and sheet formed by said methodLONSEAL KOGYO KK·Filed 1979·Granted Jul 28, 1981·32 cites·30 claims
- 0280US4800214AOpen cell body made of hard vinyl chloride resinLONSEAL KOGYO KK·Filed 1987·Granted Jan 24, 1989·35 cites·50 claims
- 0376US4797426AHard polyvinyl chloride resin composition and open-cell foam made of said compositionLONSEAL KOGYO KK·Filed 1987·Granted Jan 10, 1989·30 cites·36 claims
- 0476US4655327AImpeller type descent slowing deviceLONSEAL KOGYO KK·Filed 1984·Granted Apr 7, 1987·24 cites·16 claims
- 0573US11930811B2Antiviral vinyl-chloride resin composition, antiviral sheet of vinyl-chloride resin, process for producing the same, interior decorative sheet, process for producing interior decorative sheet, interior decorative sheet of poly (vinyl chloride) resin, antiviral wallpaper, and process for producing antiviral wallpaperLONSEAL KOGYO KK·Filed 2021·Granted Mar 19, 2024·0 cites·11 claims
- 0664US10053570B2Antiviral vinyl-chloride resin composition, antiviral sheet of vinyl-chloride resin, process for producing the same, interior decorative sheet, process for producing interior decorative sheet, interior decorative sheet of poly(vinyl chloride) resin, antiviral wallpaper, and process for producing antiviral wallpaperLONSEAL KOGYO KK·Filed 2014·Granted Aug 21, 2018·0 cites·10 claims
- 0764US2018282534A1Antiviral vinyl-chloride resin composition, antiviral sheet of vinyl-chloride resin, process for producing the same, interior decorative sheet, process for producing interior decorative sheet, interior decorative sheet of poly(vinyl chloride) resin, antiviral wallpaper, and process for producing antiviral wallpaperLONSEAL KOGYO KK·Filed 2018·Application pending·0 cites
- 0861US4187338AMethod for producing a foamed body having chemically embossed patternsLONSEAL KOGYO KK·Filed 1978·Granted Feb 5, 1980·13 cites·25 claims
- 0954US4423110AProcess for forming open cell sheet, sheet formed by process, intermediate for forming said sheet and process for forming said intermediateLONSEAL KOGYO KK·Filed 1980·Granted Dec 27, 1983·15 cites·22 claims
- 1051US4360558AOpen cell foam resin sheet having a relief pattern thereonLONSEAL KOGYO KK·Filed 1981·Granted Nov 23, 1982·5 cites·24 claims
- 1149US4673596AProcess for producing decorative sheetLONSEAL KOGYO KK·Filed 1985·Granted Jun 16, 1987·7 cites·20 claims
- 1248US4425442AProcess for producing open cell foam and foamable compoundLONSEAL KOGYO KK·Filed 1982·Granted Jan 10, 1984·7 cites·5 claims
- 1348US2022161531A1Floor finishing materialLONSEAL KOGYO KK·Filed 2020·Application pending·0 cites
- 1443US4381962AMethod for producing an open cell foam from a polyvinyl chloride resin produced by suspension polymerizationLONSEAL KOGYO KK·Filed 1980·Granted May 3, 1983·7 cites·21 claims
- 1543US4082876AMethod for producing foamed body having chemical embossed patterns and resultant productLONSEAL KOGYO KK·Filed 1976·Granted Apr 4, 1978·7 cites·6 claims
- 1624US4985104AMethod of manufacturing a vinyl chloride-coated metal sheetLONSEAL KOGYO KK·Filed 1989·Granted Jan 15, 1991·0 cites·24 claims
- 1724US4430136AProcess for preparing open-cell structure of vinyl chloride resinLONSEAL KOGYO KK·Filed 1982·Granted Feb 7, 1984·1 cites·22 claims
Join the waitlist — get patent alerts
Get an alert when LONSEAL KOGYO KK files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →