Koyo Machine Industries Company Limited

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Centerless grinding machine
- Patent number 10,166,645
- Issue date Jan 1, 2019
- KOYO MACHINE INDUSTRIES COMPANY LIMITED
- Shizuki Sasakura
- B24 - GRINDING POLISHING
Information Patent Grant
Roller bearing and assembling method for roller bearing
- Patent number 5,846,000
- Issue date Dec 8, 1998
- Koyo Machine Industries Company Limited
- Katsuji Tanishiki
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Pattern generating system for use in electronic sewing machines
- Patent number 4,218,982
- Issue date Aug 26, 1980
- Koyo Seiko Company Limited
- Toshihiko Daido
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Speed control apparatus for use with electric sewing machine
- Patent number 4,217,841
- Issue date Aug 19, 1980
- Koyo Seiko Company Limited
- Toshihiko Daido
- D05 - SEWING EMBROIDERING TUFTING

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