P

Inventor

TATSUMI YOUSUKE

JP4 patents
⚠️ This page may combine multiple inventors who share the name “TATSUMI YOUSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

COPYER CO

3 patents
US6409322B1Jun 25, 2002

Ink supply apparatus and ink filling method

COPYER CO22 citations88
US6471344B2Oct 29, 2002

Ink supply device and ink filling method

COPYER CO0 citations48
US6460983B2Oct 8, 2002

Ink supply device and ink filling method

COPYER CO0 citations48

CANON FINETECH INC

1 patent
US6807888B1Oct 26, 2004

Recording material cutting device

CANON FINETECH INC29 citations89