Yuichiro TAKEZAWA

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Chiyoda-ku, Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Side rail
- Patent number 11,448,317
- Issue date Sep 20, 2022
- Kabushiki Kaisha Riken
- Yasuhiro Iwata
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Oil control ring and spacer expander
- Patent number 11,333,245
- Issue date May 17, 2022
- Hiroshi Shimizu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Side rail
- Patent number 10,428,943
- Issue date Oct 1, 2019
- KABUSHIKI KAISHA RIKEN
- Yuichiro Takezawa
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
SPACER EXPANDER AND OIL CONTROL RING INCLUDING SAME
- Publication number 20210164566
- Publication date Jun 3, 2021
- Kabushiki Kaisha Riken
- Hiroshi SHIMIZU
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
SIDE RAIL
- Publication number 20200248808
- Publication date Aug 6, 2020
- Kabushiki Kaisha Riken
- Yasuhiro IWATA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
SIDE RAIL
- Publication number 20180031127
- Publication date Feb 1, 2018
- Kabushiki Kaisha Riken
- Yuichiro TAKEZAWA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...