Inventor

WATARAI YUKITAKA

JP9 patents

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

TOHOKU RIKO KK

2 patents

US6149720ANov 21, 2000

Water-in-oil type emulsion ink for stencil printing

TOHOKU RIKO KK44 citations92

US5806718ASep 15, 1998

Cartridge for storing a viscous substance

TOHOKU RIKO KK1 citations61

RICOH CO LTD

2 patents

US8382271B2Feb 26, 2013

Inkjet ink, ink cartridge, inkjet recording apparatus, inkjet recording method and image forming apparatus

RICOH CO LTD17 citations83

US11560491B2Jan 24, 2023

Liquid composition, device for applying liquid composition, image forming device, and image forming method

RICOH CO LTD0 citations59

NEMOTO YUSUKE

1 patent

US8136916B2Mar 20, 2012

Image forming apparatus

NEMOTO YUSUKE7 citations79

TAMAI TAKASHI

1 patent

US11040561B2Jun 22, 2021

Ink and processing liquid set, image forming method, and image forming device

TAMAI TAKASHI0 citations60

HANAZAWA ATSUFUMI

1 patent

US10647129B2May 12, 2020

Printing method and set of processing fluid and ink

HANAZAWA ATSUFUMI1 citations55

NAGAI KOJI

1 patent

US9120334B2Sep 1, 2015

Image forming apparatus and image forming method

NAGAI KOJI2 citations55

WATARAI YUKITAKA

1 patent

US8187372B2May 29, 2012

Ink-jet O/W emulsion ink and ink-jet recording method using the same

WATARAI YUKITAKA2 citations54