P

Inventor

FUJII MASAHIRO

JP99 patents
⚠️ This page may combine multiple inventors who share the name “FUJII MASAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEIKO EPSON CORP

33 patents
US6508528B2Jan 21, 2003

Ink jet printer, control method for the same, and data storage medium for recording the control method

SEIKO EPSON CORP70 citations96
US5912684AJun 15, 1999

Inkjet recording apparatus

SEIKO EPSON CORP63 citations96
US5644341AJul 1, 1997

Ink jet head drive apparatus and drive method, and a printer using these

SEIKO EPSON CORP128 citations96
US5992978ANov 30, 1999

Ink jet recording apparatus, and an ink jet head manufacturing method

SEIKO EPSON CORP48 citations95
US5668579ASep 16, 1997

Apparatus for and a method of driving an ink jet head having an electrostatic actuator

SEIKO EPSON CORP91 citations95
US6601947B1Aug 5, 2003

Narrow-pitch connector, electrostatic actuator, piezoelectric actuator, ink-jet head, ink-jet printer, micromachine, liquid crystal panel, and electronic apparatus

SEIKO EPSON CORP22 citations93
US6474784B1Nov 5, 2002

Ink-jet head, ink jet printer, and its driving method

SEIKO EPSON CORP49 citations93
US6000785ADec 14, 1999

Ink jet head, a printing apparatus using the ink jet head, and a control method therefor

SEIKO EPSON CORP19 citations93
US5894316AApr 13, 1999

Ink jet head with diaphragm having varying compliance or stepped opposing wall

SEIKO EPSON CORP37 citations93
US6371598B1Apr 16, 2002

Ink jet recording apparatus, and an ink jet head

SEIKO EPSON CORP37 citations92
US6315390B1Nov 13, 2001

Line ink jet head and a printer using the same

SEIKO EPSON CORP36 citations92
US6213590B1Apr 10, 2001

Inkjet head for reducing pressure interference between ink supply passages

SEIKO EPSON CORP21 citations92
US6168263B1Jan 2, 2001

Ink jet recording apparatus

SEIKO EPSON CORP31 citations92
US6164759ADec 26, 2000

Method for producing an electrostatic actuator and an inkjet head using it

SEIKO EPSON CORP32 citations92
US5975668ANov 2, 1999

Ink jet printer and its control method for detecting a recording condition

SEIKO EPSON CORP32 citations92
US5821951AOct 13, 1998

Ink jet printer having an electrostatic activator and its control method

SEIKO EPSON CORP25 citations92
US5818473AOct 6, 1998

Drive method for an electrostatic ink jet head for eliminating residual charge in the diaphragm

SEIKO EPSON CORP54 citations92
US5734395AMar 31, 1998

Ink jet head

SEIKO EPSON CORP25 citations92
US5572242ANov 5, 1996

Inkjet having recovery system control method and apparatus operating during periods of non-use

SEIKO EPSON CORP33 citations92
US5563634AOct 8, 1996

Ink jet head drive apparatus and drive method, and a printer using these

SEIKO EPSON CORP52 citations92
US5052832AOct 1, 1991

Print head and roller biasing mechanism for a hand held thermal printer

SEIKO EPSON CORP48 citations92
US6863375B2Mar 8, 2005

Ejection device and inkjet head with silicon nozzle plate

SEIKO EPSON CORP20 citations91
US6375858B1Apr 23, 2002

Method of forming nozzle for injection device and method of manufacturing inkjet head

SEIKO EPSON CORP20 citations91
US7530670B2May 12, 2009

Electrostatic actuator, droplet discharging head, droplet discharging apparatus, electrostatic device, and method of manufacturing these

SEIKO EPSON CORP10 citations84
US7396511B2Jul 8, 2008

Dispensing device, dispensing method and method of detecting defective discharge of solution containing biological sample

SEIKO EPSON CORP15 citations84
US6419344B2Jul 16, 2002

Ink-jet head and ink-jet printer

SEIKO EPSON CORP15 citations84
US6481833B1Nov 19, 2002

Inkjet printer

SEIKO EPSON CORP12 citations74
US6234607B1May 22, 2001

Ink jet head and control method for reduced residual vibration

SEIKO EPSON CORP12 citations74
US6450625B1Sep 17, 2002

Electrostatic actuator, manufacturing method therefor, and liquid discharging device using the same

SEIKO EPSON CORP11 citations73
US6410107B2Jun 25, 2002

Methods for manufacturing an electrostatic actuator

SEIKO EPSON CORP6 citations73
US6190003B1Feb 20, 2001

Electrostatic actuator and manufacturing method therefor

SEIKO EPSON CORP10 citations73
US5020928AJun 4, 1991

Ribbon guiding mechanism

SEIKO EPSON CORP13 citations73
USD314971SFeb 26, 1991

Ink ribbon cartridge

SEIKO EPSON CORP7 citations73

NEC CORP

9 patents

CHISSO CORP

2 patents

KAKEN PHARMA CO LTD

1 patent

MITSUBOSHI DIAMOND IND CO LTD

1 patent

FUJII MASAHIRO

1 patent

NIPPON STEEL CORP

1 patent

OLYMPUS CORP

1 patent

TOYO INK MFG CO

1 patent

Showing the top 50 of 99 patents by PatentIndex Score.