Inventor
MATSUNAGA SHIE
JP7 patents
⚠️ This page may combine multiple inventors who share the name “MATSUNAGA SHIE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYO SEIKAN CO LTD
4 patentsUS12384612B2Aug 12, 2025
Microwavable pouch
TOYO SEIKAN CO LTD0 citations54
US12454115B2Oct 28, 2025
Easy-open packaging bag, and easy-open laminate film and pouch having gas barrier properties
TOYO SEIKAN CO LTD0 citations53
US11731821B2Aug 22, 2023
Film and pouch
TOYO SEIKAN CO LTD0 citations53
US11878853B2Jan 23, 2024
Packaging bag, method for manufacturing packaging bag, and pressing member
TOYO SEIKAN CO LTD0 citations44