Masuhiro Onoyama

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Isehara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lubricating oil composition for use with sintered porous bearings
- Patent number 5,631,211
- Issue date May 20, 1997
- Kabushiki Kaisha Sankyo Seiki Seisakusho
- Hisaya Nakagawa
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Lubricating fluid composition for dynamic pressure bearing
- Patent number 5,629,274
- Issue date May 13, 1997
- Sankyo Seiki Mfg. Co., Ltd.
- Masamichi Hayakawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Lubricating fluid composition for dynamic pressure bearing
- Patent number 5,627,147
- Issue date May 6, 1997
- Sankyo Seiki Mfg. Co., Ltd.
- Masamichi Hayakawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...