Yoshiji Tamatsu

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Okinawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Vertical axis water/wind turbine motor using flight feather opening...
- Patent number 9,677,539
- Issue date Jun 13, 2017
- Yoshiji Tamatsu
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Wind/water turbine with rotational resistance reduced by wind vane...
- Patent number 8,899,925
- Issue date Dec 2, 2014
- Yoshiji Tamatsu
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

Information Patent Application
VERTICAL AXIS WATER/WIND TURBINE MOTOR USING FLIGHT FEATHER OPENING...
- Publication number 20160123300
- Publication date May 5, 2016
- Yoshiji TAMATSU
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
WIND/WATER TURBINE WITH ROTATIONAL RESISTANCE REDUCED BY WIND VANE...
- Publication number 20130136600
- Publication date May 30, 2013
- Yoshiji Tamatsu
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...