For the Inventor, By the Inventor

Enter inventor name

Kiyofumi Usui

USPTO Granted Patents = 4

Average Co-Inventor Count = 6.2

ph-index = 4

Forward Citations = 139(Granted Patents)

Location History:

Nagano-ken, JP (2003)
Suwa, JP (2001 - 2005)

Company Filing History:

4 out of 33,464

Seiko Epson Corporation

Years Active: 2001-2005

Loading Chart...

4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6854835 - Ink cartridge for ink jet printer and method of charging ink into said cartridge (2005-02-15),

2. 6655779 - Judgement on compatibility between ink cartridges and printing apparatus (2003-12-02),

3. 6247803 - Ink jet recording apparatus and method for replenishing ink in the tank cartridge (2001-06-19),

4. 6238042 - Ink cartridge for ink jet printer and method of charging ink into said cartridge (2001-05-29),

This text is generated by artificial intelligence and may not be accurate.

Please report any incorrect information to support@idiyas.com

Loading…