Koji Tsukamoto

Follow

Person

Yamatokoriyama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus
- Patent number 6,920,295
- Issue date Jul 19, 2005
- Sharp Kabushiki Kaisha
- Sohichi Yoshimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus
- Patent number 6,603,937
- Issue date Aug 5, 2003
- Sharp Kabushiki Kaisha
- Sohichi Yoshimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus
- Patent number 6,102,527
- Issue date Aug 15, 2000
- Sharp Kabushiki Kaisha
- Koji Tsukamoto
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus
- Patent number 5,767,879
- Issue date Jun 16, 1998
- Sharp Kabushiki Kaisha
- Koji Tsukamoto
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Image forming apparatus
- Publication number 20040013441
- Publication date Jan 22, 2004
- Sohichi Yoshimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image forming apparatus
- Publication number 20020159786
- Publication date Oct 31, 2002
- Sohichi Yoshimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multifunctional printing system
- Publication number 20010017710
- Publication date Aug 30, 2001
- Takashi Sugitou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE