Inventor

Yosuke MUROYA

Inventor

Overview

4→

Patents

2025–2026

Patent span

Performing operations

Primary field (CPC B)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B65Dprimary

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers24%

B29CShaping or joining of plastics18%

B29LIndexing scheme associated with subclass b29c, relating to particular articles18%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts12%

B29BPreparation or pretreatment of the material to be shaped6%

B29DProducing particular articles from plastics or from substances in a plastic state6%

B31BMaking containers of paper, cardboard or material worked in a manner analogous to paper6%

B65BMachines, apparatus or devices for, or methods of, packaging articles or materials6%

Y02WClimate change mitigation technologies related to wastewater treatment or waste management6%

PatentTitleYear

12,534,280Packaging bag2026 12,515,864Preform, double container and method of manufacturing thereof2026 12,343,921Double container and manufacturing method therefor, preform, and container manufacturing method2025 12,296,541Packaging bag and manufacturing system thereof2025

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2025–2026Patents assigned to KYORAKU CO LTD (4)· patent assignee history

2025–2026Based in JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KYORAKU CO LTD	4	2025–2026

Locations

Location	Patents	Span
JP	4	2025–2026