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For the Inventor, By the Inventor

Chiba, Japan

Ryo Katada

USPTO Granted Patents = 14 

 

Average Co-Inventor Count = 2.3

ph-index = 3

Forward Citations = 36(Granted Patents)


Location History:

  • Sodegaura, JP (2010 - 2015)
  • Chiba, JP (2013 - 2024)
  • Tokyo, JP (2020 - 2024)

Company Filing History:

goldMedal14 out of 60 
 
Idemitsu Unitech Co., Ltd.
 patents

Years Active: 2010-2025

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14 patents (USPTO):Explore Patents
1. 12279677 - Tape, zipper tape, and container with tape and method for manufacture therefor (2025-04-21),
2. 12122560 - Zipper tape, bag provided with zipper tape, and method for manufacturing bag provided with zipper tape (2024-10-22),
3. 12011897 - Film processing device, bag manufacturing device, method for processing film, and method for manufacturing bag (2024-06-18),
4. 11999532 - Bag body, and manufacturing method and manufacturing device for bag body (2024-06-04),
5. 11882908 - Tape, zipper tape, and container with tape and method for manufacture therefor (2024-01-30),
6. 11845589 - Bag body, film body, and method for manufacturing bag body (2023-12-19),
7. 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 (2022-06-28),
8. 11279527 - Bag with zipper tape and manufacturing method therefor (2022-03-22),
9. 10689162 - Bag with zipper tape (2020-06-23),
10. 9085393 - Easy to open zipper tape, and packaging bag with easy to open zipper tape (2015-07-21),
11. 8459870 - Interlocking device and packaging bag with interlocking device (2013-06-11),
12. 8011831 - Zipper tape, packing bag with zipper tape and apparatus for producing packing bag with zipper tape (2011-09-06),
13. 7765649 - Chuck and chuck-equipped bag (2010-08-03),
14. 7736058 - Chuck tape and packaging bag with chuck tape (2010-06-15),

Title: Ryo Katada: Innovator in Tape and Zipper Technology

Introduction

Ryo Katada is a prominent inventor based in Chiba, Japan, known for his innovative contributions to tape and zipper technology. With a total of 14 patents to his name, Katada has made significant advancements in the manufacturing processes and functionalities of these everyday items.

Latest Patents

Among his latest patents, Katada has developed a unique tape that features a cross-sectional shape comprising a first and a second portion designed to be at least partially in opposition. The first portion includes thick portions in specific regions and thin portions at both ends, while the second portion also contains thick portions and an intermediate thin portion. Additionally, he has patented a zipper tape that is bonded to a bag body, which includes engagement portions that are mutually engageable. This zipper tape is made from a polyolefin resin, ensuring durability and functionality.

Career Highlights

Ryo Katada is currently employed at Idemitsu Unitech Co., Ltd., where he continues to push the boundaries of innovation in his field. His work has not only contributed to the company’s portfolio but has also enhanced the usability and efficiency of tape and zipper products in various applications.

Collaborations

Throughout his career, Katada has collaborated with notable coworkers such as Takumi Todaka and Kenichi Tanaka. These partnerships have fostered a creative environment that encourages

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