RK

Ryo Katada

IC Idemitsu Unitech Co.: 14 patents #2 of 36Top 6%
Overall (All Time): #333,074 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12279677 Tape, zipper tape, and container with tape and method for manufacture therefor Takumi TODAKA, Takuto OGAWA, Tomoyuki Kitajima 2025-04-22
12122560 Zipper tape, bag provided with zipper tape, and method for manufacturing bag provided with zipper tape Takumi TODAKA 2024-10-22
12011897 Film processing device, bag manufacturing device, method for processing film, and method for manufacturing bag 2024-06-18
11999532 Bag body, and manufacturing method and manufacturing device for bag body 2024-06-04
11882908 Tape, zipper tape, and container with tape and method for manufacture therefor Takumi TODAKA, Takuto OGAWA, Tomoyuki Kitajima 2024-01-30
11845589 Bag body, film body, and method for manufacturing bag body Yoshinori NAMBA, Akira OTOBUCHI 2023-12-19
11370064 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 Shuichi Goto, Koji Kakigami, Yoshinori NAMBA 2022-06-28
11279527 Bag with zipper tape and manufacturing method therefor Shuichi Goto, Takumi TODAKA 2022-03-22
10689162 Bag with zipper tape Yusuke Tameda, Takumi TODAKA 2020-06-23
9085393 Easy to open zipper tape, and packaging bag with easy to open zipper tape Michio Mogami, Shuichi Goto 2015-07-21
8459870 Interlocking device and packaging bag with interlocking device Hiroko Shioda, Kenichi Tanaka 2013-06-11
8011831 Zipper tape, packing bag with zipper tape and apparatus for producing packing bag with zipper tape Kenichi Tanaka 2011-09-06
7765649 Chuck and chuck-equipped bag Kenichi Tanaka, Takehiro Iwamoto 2010-08-03
7736058 Chuck tape and packaging bag with chuck tape Kenichi Tanaka, Yoshinori Nanba 2010-06-15