IDEMITSU UNITECH CO., LTD.
61Patents
55Active
61Granted
51Portfolio score
Filing activity: Sep 18, 2000 → Dec 15, 2023 · 23 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7169855B2 | Method for producing transparent polypropylene sheet and transparent polypropylene sheet | Chemistry; Metallurgy | 19 | Expired |
| US7597480B2 | Fastener bag | Performing Operations; Transporting | 18 | Expired |
| US8066434B2 | Chuck tape with cut tape, its manufacturing method, and packaging bag with chuck tape | Emerging Cross-Sectional Technologies | 15 | Active |
| US7736058B2 | Chuck tape and packaging bag with chuck tape | Emerging Cross-Sectional Technologies | 14 | Active |
| US7476030B1 | Fastener bag and fastener device | Performing Operations; Transporting | 12 | Expired |
| US10689162B2 | Bag with zipper tape | Performing Operations; Transporting | 9 | Active |
| US9011006B2 | Bag with chuck tape | Performing Operations; Transporting | 8 | Active |
| US8608895B2 | Easy-open container, manufacturing method thereof and manufacturing device thereof | Emerging Cross-Sectional Technologies | 8 | Active |
| US8440293B2 | Laminated tape, package, and process for producing laminated tape | Emerging Cross-Sectional Technologies | 7 | Active |
| US7887653B2 | Device and method for manufacturing bag with chuck tape | Emerging Cross-Sectional Technologies | 6 | Active |
| US7765649B2 | Chuck and chuck-equipped bag | Emerging Cross-Sectional Technologies | 5 | Active |
| US8714821B2 | Cutting tape and packaging bag with cutting tape | Performing Operations; Transporting | 5 | Active |
| US7891516B2 | Container, packaging body, and method of manufacturing container | Performing Operations; Transporting | 5 | Active |
| US8540428B2 | Easily tearable fastener tape, method of producing the fastener tape, packaging bag with easily tearable fastener tape, and device and method for producing the packaging bag | Emerging Cross-Sectional Technologies | 5 | Active |
| US10906701B2 | Zipper tape, bag, and method for producing bag | Performing Operations; Transporting | 5 | Active |
| US9227774B2 | Zipper and zipper-equipped bag | Emerging Cross-Sectional Technologies | 4 | Active |
| US8646972B2 | Zipper tape and packaging bag with zipper tape | Emerging Cross-Sectional Technologies | 4 | Active |
| US9550617B2 | Zipper and zipper-equipped bag | Emerging Cross-Sectional Technologies | 3 | Active |
| US8011831B2 | Zipper tape, packing bag with zipper tape and apparatus for producing packing bag with zipper tape | Emerging Cross-Sectional Technologies | 3 | Active |
| US8753011B2 | Easily openable fastener tape, packaging bag with easily openable fastener tape, and method of manufacturing easily openable fastener tape | Emerging Cross-Sectional Technologies | 3 | Active |
| US10450106B2 | Bag with zipper tape and method for producing same | Performing Operations; Transporting | 3 | Active |
| US11285686B2 | Zipper tape-equipped bag body, article housing method for zipper tape-equipped bag body, manufacturing method for zipper tape-equipped bag body, and manufacturing device for zipper tape-equipped bag body | Performing Operations; Transporting | 2 | Active |
| US8789247B2 | Interlock tool, bag making use thereof and process for producing them | Emerging Cross-Sectional Technologies | 2 | Active |
| US8347590B2 | Device for cutting packing bag, device for producing packing bag and method for producing packing bag | Emerging Cross-Sectional Technologies | 2 | Active |
| US11649090B2 | Bag body provided with zipper tape, bag body, method for producing bag body, and device for producing bag body | Performing Operations; Transporting | 2 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.