Inventor
HIROSAWA KUNINORI
JP5 patents
⚠️ This page may combine multiple inventors who share the name “HIROSAWA KUNINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JAPAN STYRENE PAPER CORP
4 patentsUS4440703AApr 3, 1984
Process for producing foamed and molded article of polypropylene resin
JAPAN STYRENE PAPER CORP49 citations92
US4399087AAug 16, 1983
Process for producing foamed polyolefin articles from aged pre-foamed particles of polyolefin resins
JAPAN STYRENE PAPER CORP57 citations92
US4379859AApr 12, 1983
Pre-foamed particles of polypropylene resin and process for production thereof
JAPAN STYRENE PAPER CORP95 citations92
US4436840AMar 13, 1984
Process for producing pre-foamed particles of polyolefin resin
JAPAN STYRENE PAPER CORP33 citations91