Inventor
WATANABE MUTSUO
JP13 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE MUTSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
6 patentsUS6328434B1Dec 11, 2001
Inkjet head, its manufacturing method and recording device
FUJITSU LTD24 citations92
US6382780B1May 7, 2002
Inkjet head formed of divided pressure-chamber plate, method for manufacturing the same, and recording device having the inkjet head
FUJITSU LTD15 citations83
US6660213B1Dec 9, 2003
Nozzle plate manufacturing method
FUJITSU LTD7 citations73
US6053601AApr 25, 2000
Ink jet printer
FUJITSU LTD7 citations72
US6508544B1Jan 21, 2003
Ink-jet head and printer using the same
FUJITSU LTD3 citations62
US6450623B1Sep 17, 2002
Inkjet head which arranges protective layer at surface to which nozzle plate is connected and method for manufacturing the inkjet head
FUJITSU LTD6 citations62
RICOH KK
4 patentsUS4977429ADec 11, 1990
Apparatus for supplying toner to an image forming apparatus
RICOH KK42 citations92
US4967234AOct 30, 1990
Image forming apparatus
RICOH KK36 citations92
US4785328ANov 15, 1988
Electrophotographic copying machine
RICOH KK7 citations70
US4200388AApr 29, 1980
Toner density sensor for electrostatic copying machine
RICOH KK3 citations60