Keiichi FUJITANI

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Dimensionally variable lid manufacturing method and dimensionally v...
- Patent number 11,833,774
- Issue date Dec 5, 2023
- Rengo Co., Ltd.
- Yoshitsune Tanaka
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD

Patents Applicationslast 30 patents

Information Patent Application
WAVEFORM PRESSURE-BONDED PACKAGE OF A PAPER MEMBER
- Publication number 20240327089
- Publication date Oct 3, 2024
- Rengo Co., Ltd.
- Takashi Kajizuka
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
DIMENSIONALLY VARIABLE LID MANUFACTURING METHOD AND DIMENSIONALLY V...
- Publication number 20220176670
- Publication date Jun 9, 2022
- Yoshitsune TANAKA
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD