Hiroaki Toyama

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Yamanashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hinge having quickly detachable parts
- Patent number 5,210,907
- Issue date May 18, 1993
- Kabushiki Kaisha Murakoshi Seiko
- Hiroaki Toyama
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Hinge
- Patent number 4,873,743
- Issue date Oct 17, 1989
- Kabushiki Kaisha Murakoshi Seiko
- Hiroaki Toyama
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Hinge
- Patent number 4,760,623
- Issue date Aug 2, 1988
- Kabushiki Kaisha Murakoshi Seiko
- Hiroaki Toyama
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Hinge
- Patent number 4,724,578
- Issue date Feb 16, 1988
- Kabushiki Kaisha Murakoshi Seiko
- Hiroaki Toyama
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES