Inventor
UMENAKA KAZUHIRO
JP22 patents
⚠️ This page may combine multiple inventors who share the name “UMENAKA KAZUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOSOKAWA YOKO KK
13 patentsUSD676763SFeb 26, 2013
Pouch
HOSOKAWA YOKO KK38 citations92
US7753233B2Jul 13, 2010
Spout unit and bag using the same
HOSOKAWA YOKO KK19 citations83
US7735666B2Jun 15, 2010
Open/close cap and manufacturing method thereof
HOSOKAWA YOKO KK12 citations83
US9981793B2May 29, 2018
Gusset bag with spout
HOSOKAWA YOKO KK2 citations71
USD1092234SSep 9, 2025
Pouch for packaging
HOSOKAWA YOKO KK0 citations62
USD960714SAug 16, 2022
Pouch
HOSOKAWA YOKO KK1 citations62
USD960716SAug 16, 2022
Pouch
HOSOKAWA YOKO KK0 citations62
US12103737B2Oct 1, 2024
Rectangular-bottomed packaging bag, and method for manufacturing rectangular-bottomed packaging bag
HOSOKAWA YOKO KK1 citations61
US11254475B2Feb 22, 2022
Structure of mouth plug portion, and package
HOSOKAWA YOKO KK0 citations52
US11655089B2May 23, 2023
Spout-equipped packaging bag and manufacturing method therefor, and spout-equipped packaging bag that contains contents
HOSOKAWA YOKO KK0 citations51
US10968020B2Apr 6, 2021
Self-standing bag and method for manufacturing the same
HOSOKAWA YOKO KK0 citations51
US9938064B2Apr 10, 2018
Check valve, check valve assembly and vessel equipped with check valve
HOSOKAWA YOKO KK1 citations50
US11731387B2Aug 22, 2023
Bag making machine and bag making method
HOSOKAWA YOKO KK0 citations41
UMENAKA KAZUHIRO
5 patentsUSD660720SMay 29, 2012
Pouch
UMENAKA KAZUHIRO11 citations82
USD658075SApr 24, 2012
Pouch
UMENAKA KAZUHIRO12 citations82
US8834024B2Sep 16, 2014
Self-standing bag, production method thereof, and self-standing bag having content therein
UMENAKA KAZUHIRO6 citations71
US8956046B2Feb 17, 2015
Bag with port member and connection structure thereof
UMENAKA KAZUHIRO2 citations59
US8561843B2Oct 22, 2013
Spout and container with spout
UMENAKA KAZUHIRO0 citations40