P

Inventor

QIU HONG

CN29 patents
⚠️ This page may combine multiple inventors who share the name “QIU HONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEIKO EPSON CORP

13 patents
US6142615ANov 7, 2000

Ink-jet recording head with piezoelectric device and method for manufacturing the same

SEIKO EPSON CORP399 citations99
US6387225B1May 14, 2002

Thin piezoelectric film element, process for the preparation thereof and ink jet recording head using thin piezoelectric film element

SEIKO EPSON CORP50 citations96
US6294860B1Sep 25, 2001

Thin piezoelectric film element, process for the preparation thereof and ink jet recording head using thin piezoelectric film element

SEIKO EPSON CORP59 citations96
US6097133AAug 1, 2000

Thin piezoelectric film element, process for the preparation thereof and ink jet recording head using thin piezoelectric film element

SEIKO EPSON CORP68 citations96
US6419848B1Jul 16, 2002

Piezoelectric actuator, ink-jet type recording head, manufacturing method therefor, and ink-jet printer

SEIKO EPSON CORP31 citations92
US6419849B1Jul 16, 2002

Method for manufacturing piezoelectric material

SEIKO EPSON CORP37 citations92
US6411017B1Jun 25, 2002

Piezoelectric device, ink jet recording head, and methods of manufacturing said device and head

SEIKO EPSON CORP33 citations92
US6281617B1Aug 28, 2001

Piezoelectric luminous element, display device and method for manufacturing same

SEIKO EPSON CORP23 citations92
US6402304B1Jun 11, 2002

Piezoelectric actuator, ink jet printing head, printer, method for manufacturing piezoelectric actuator, and method for manufacturing ink jet printing head

SEIKO EPSON CORP27 citations90
US6571446B2Jun 3, 2003

Method for manufacturing piezoelectric luminous element

SEIKO EPSON CORP11 citations74
US6551652B2Apr 22, 2003

Process for producing a piezoelectric element using a first SOL and a second SOL having a lead content greater than the first SOL

SEIKO EPSON CORP8 citations74
US6455106B1Sep 24, 2002

Method of forming oxide-ceramics film

SEIKO EPSON CORP11 citations74
US6803702B2Oct 12, 2004

Piezoelectric element and method of manufacturing same

SEIKO EPSON CORP2 citations63

TOKYO ELECTRON LTD

6 patents

SYNAPTICS INC

3 patents

KLA TENCOR CORP

2 patents

QUALCOMM INC

2 patents

SEIK EPSON CORP

1 patent

UNIV TIANJIN

1 patent

DING KAN

1 patent