Hajime Takeshita

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Toyota, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of broaching outer periphery of lobe-type rotor of roots-typ...
- Patent number 4,869,623
- Issue date Sep 26, 1989
- Toyota Jidosha Kabushiki Kaisha
- Hajime Takeshita
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Roots-type fluid machine
- Patent number 4,717,322
- Issue date Jan 5, 1988
- Toyota Jidosha Kabushiki Kaisha
- Naofumi Masuda
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method of broaching outer periphery of lobe-type rotor of roots-typ...
- Patent number 4,693,813
- Issue date Sep 15, 1987
- Toyota Jidosha Kabushiki Kaisha
- Hajime Takeshita
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR