Koichi Ichikawa

Follow

Person

Saitama-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Double-meshing-type silent chain drive and sprocket used therein
- Patent number 6,419,604
- Issue date Jul 16, 2002
- Tsubakimoto Chain Co.
- Toyonaga Saito
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Double-meshing-type silent chain drive and sprocket used therein
- Patent number 6,334,829
- Issue date Jan 1, 2002
- Tsubakimoto Chain Co.
- Toyonaga Saito
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Both-side meshing type silent chain
- Patent number 5,989,140
- Issue date Nov 23, 1999
- Tsubakimoto Chain Co.
- Koichi Ichikawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Double-meshing-type silent chain drive and sprocket used therein
- Publication number 20020013191
- Publication date Jan 31, 2002
- Tsubakimoto Chain Co.
- Toyonaga Saito
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...