Corrugated paperboard box, perforation forming method for perforating corrugated paperboard sheet, and perforation forming device and perforation forming unit for perforating corrugated paperboard sheet

Assignee

• Rengo Co.

Inventors

• Taishi Yamada (1 patents)
• Takashi Kajizuka (1 patents)
• Hidetoshi Tonooka (1 patents)
• Eiji Yamahara (1 patents)
• Hiromu IKEDA (14 patents)
• Taku Furuta (34 patents)
• Atsuo Ishikawa (10 patents)
• Katsuhiko Yasumoto (1 patents)
• Satoshi Mochizuki (64 patents)
• Yoichi Nishikawa (7 patents)
• Masayoshi Ootani (1 patents)

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