Inventor
KATADA RYO
JP14 patents
⚠️ This page may combine multiple inventors who share the name “KATADA RYO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IDEMITSU UNITECH CO LTD
12 patentsUS7736058B2Jun 15, 2010
Chuck tape and packaging bag with chuck tape
IDEMITSU UNITECH CO LTD17 citations83
US7765649B2Aug 3, 2010
Chuck and chuck-equipped bag
IDEMITSU UNITECH CO LTD11 citations82
US10689162B2Jun 23, 2020
Bag with zipper tape
IDEMITSU UNITECH CO LTD9 citations77
US8011831B2Sep 6, 2011
Zipper tape, packing bag with zipper tape and apparatus for producing packing bag with zipper tape
IDEMITSU UNITECH CO LTD3 citations62
US12279677B2Apr 22, 2025
Tape, zipper tape, and container with tape and method for manufacture therefor
IDEMITSU UNITECH CO LTD0 citations58
US11882908B2Jan 30, 2024
Tape, zipper tape, and container with tape and method for manufacture therefor
IDEMITSU UNITECH CO LTD1 citations58
US11845589B2Dec 19, 2023
Bag body, film body, and method for manufacturing bag body
IDEMITSU UNITECH CO LTD1 citations53
US12122560B2Oct 22, 2024
Zipper tape, bag provided with zipper tape, and method for manufacturing bag provided with zipper tape
IDEMITSU UNITECH CO LTD0 citations50
US12011897B2Jun 18, 2024
Film processing device, bag manufacturing device, method for processing film, and method for manufacturing bag
IDEMITSU UNITECH CO LTD0 citations50
US11999532B2Jun 4, 2024
Bag body, and manufacturing method and manufacturing device for bag body
IDEMITSU UNITECH CO LTD0 citations50
US11279527B2Mar 22, 2022
Bag with zipper tape and manufacturing method therefor
IDEMITSU UNITECH CO LTD0 citations50
US11370064B2Jun 28, 2022
Zipper tape, bag with zipper tape, method for manufacturing bag with zipper tape, long member-bonding method capable of favorably bonding long members, device therefor, and zipper tape-bonding device
IDEMITSU UNITECH CO LTD0 citations49