KU

Kazuhiro Umenaka

HC Hosokawa Yoko Co.: 22 patents #3 of 121Top 3%
JG Jgc: 1 patents #137 of 393Top 35%
LC Lotte Co.: 1 patents #38 of 133Top 30%
Overall (All Time): #190,785 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
D1092234 Pouch for packaging 2025-09-09
12103737 Rectangular-bottomed packaging bag, and method for manufacturing rectangular-bottomed packaging bag Raizo Kuge, Sho Obara 2024-10-01
11731387 Bag making machine and bag making method Shintaro Nobe 2023-08-22
11655089 Spout-equipped packaging bag and manufacturing method therefor, and spout-equipped packaging bag that contains contents Raizo Kuge 2023-05-23
D960714 Pouch Raizo Kuge 2022-08-16
D960716 Pouch Raizo Kuge 2022-08-16
11254475 Structure of mouth plug portion, and package Hideki Tanaka, Hiroaki Takashima 2022-02-22
10968020 Self-standing bag and method for manufacturing the same 2021-04-06
D842698 Container cap for package Yuichiro Moriyama, Takuro Sakai, Yuki Sugata, Atsushi Onogi, Yuka Shibata 2019-03-12
9981793 Gusset bag with spout Toshikazu Kenmotsu 2018-05-29
9938064 Check valve, check valve assembly and vessel equipped with check valve Yuichiro Moriyama 2018-04-10
9630759 Gusset bag, spout-attached gusset bag, and method of manufacturing the same Raizo Kuge, Akira Ishii 2017-04-25
8956046 Bag with port member and connection structure thereof Takeshi Kojima, Naomi Hashimoto, Toshiyuki Yamagishi, Kanehide Oota 2015-02-17
8834024 Self-standing bag, production method thereof, and self-standing bag having content therein 2014-09-16
8757410 Sealing mechanism for a cylindrical container opening using a cap having a cap body and an upper lid Hiroaki Takashima, Yuichiro Moriyama, Susumu Niwa 2014-06-24
8641279 Packaging bag with fastener Toru Ichikawa, Tsutomu Hara 2014-02-04
8561843 Spout and container with spout 2013-10-22
D676763 Pouch Toshikazu Kenmotsu 2013-02-26
D660720 Pouch 2012-05-29
D658075 Pouch 2012-04-24
7753233 Spout unit and bag using the same 2010-07-13
7735666 Open/close cap and manufacturing method thereof Susumu Niwa, Kouichi Inoue, Toshikazu Kenmotsu, Hiroaki Takashima 2010-06-15