Tsuyoshi Yao

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Oil mist separation method and oil separator
- Patent number 10,226,725
- Issue date Mar 12, 2019
- TOKYO ROKI CO., LTD.
- Kosaku Ishida
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Grant
Plate stacking type heat exchanger
- Patent number 8,844,611
- Issue date Sep 30, 2014
- Tokyo Roki Co., Ltd
- Tsuyoshi Yao
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Fuel filter module with C-shaped cross-section filter
- Patent number 5,900,140
- Issue date May 4, 1999
- Aisan Kogyo Kabushiki Kaisha
- Takashi Nagai
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
OIL MIST SEPARATION METHOD AND OIL SEPARATOR
- Publication number 20170296955
- Publication date Oct 19, 2017
- TOKYO ROKI CO., LTD.
- Kosaku ISHIDA
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Application
OIL SEPARATOR
- Publication number 20160375387
- Publication date Dec 29, 2016
- TOKYO ROKI CO., LTD.
- Kosaku ISHIDA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PLATE STACKING TYPE HEAT EXCHANGER
- Publication number 20100258285
- Publication date Oct 14, 2010
- TOKYO ROKI CO. LTD.
- Tsuyoshi Yao
- F28 - HEAT EXCHANGE IN GENERAL