Naoyuki Sugimoto

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Koganei, JP

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Patents Grantslast 30 patents

Information Patent Grant
Double-acting locking device for joint control
- Patent number 4,704,884
- Issue date Nov 10, 1987
- Takigen Seizou Co. Ltd.
- Naoyuki Sugimoto
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Photoelectric key switch device with notched rotor
- Patent number 4,594,505
- Issue date Jun 10, 1986
- Takigen Seizou Co. Ltd.
- Naoyuki Sugimoto
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES