P

Inventor

SAKAI JUNICHI

JP53 patents
⚠️ This page may combine multiple inventors who share the name “SAKAI JUNICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NISSAN MOTOR

15 patents

CANON KK

14 patents
US7377631B2May 27, 2008

Aqueous ink, set of reaction liquid and aqueous ink, and image forming method

CANON KK52 citations92
US7008977B2Mar 7, 2006

Colored fine resin particles and production process thereof, aqueous dispersion of colored fine resin particles and production process of aqueous dispersion of colored fine resin particles, ink , ink cartridge, recording unit, ink-jet recording apparatus, and ink-jet recording process

CANON KK46 citations92
US7297202B2Nov 20, 2007

Dispersible colorant, method of producing same, aqueous ink using same, ink tank, ink jet recording apparatus, ink jet recording method, and ink jet recorded image

CANON KK31 citations91
US7291211B2Nov 6, 2007

Aqueous ink, ink tank, ink jet recording apparatus, ink jet recording method, and ink jet recorded image

CANON KK27 citations91
US8932394B2Jan 13, 2015

Ink, ink cartridge and ink jet recording method

CANON KK10 citations84
US8871013B2Oct 28, 2014

Ink, ink cartridge and ink jet recording method

CANON KK10 citations83
US7868060B2Jan 11, 2011

Aqueous ink, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image

CANON KK16 citations83
US8814341B2Aug 26, 2014

Ink, ink cartridge and ink jet recording method

CANON KK10 citations82
US10870770B2Dec 22, 2020

Aqueous ink, ink cartridge and ink jet recording method

CANON KK2 citations72
US8353573B2Jan 15, 2013

Waste ink absorbent member, and waste ink container and ink jet recording apparatus equipped with waste ink absorbent member

CANON KK3 citations63
US12421407B2Sep 23, 2025

Aqueous ink, ink cartridge and ink jet recording method

CANON KK0 citations62
US10525754B2Jan 7, 2020

Ink jet recording method and ink jet recording apparatus

CANON KK1 citations61
US10471706B2Nov 12, 2019

Ink jet recording method and ink jet recording apparatus

CANON KK0 citations51
US10207501B2Feb 19, 2019

Ink jet recording method and ink jet recording apparatus

CANON KK0 citations42

SANKYO CO

5 patents

THK CO LTD

5 patents

NIPPON TELEGRAPH & TELEPHONE

1 patent

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

MORIBE KENJI

1 patent

SONY CORP

1 patent

HAYASHI KATSUHIRO

1 patent

PANASONIC COMM CO LTD

1 patent

PANASONIC CORP

1 patent

PANASONIC IP MAN CO LTD

1 patent

MITSUBISHI ELECTRIC CORP

1 patent

OSUMI KOICHI

1 patent

YOSHITOMI PHARMACEUTICAL

1 patent

Showing the top 50 of 53 patents by PatentIndex Score.