Inventor

HATANO KEIJI

JP5 patents

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

SCREEN HOLDINGS CO LTD

2 patents

US11167547B2Nov 9, 2021

Printing apparatus, and a deviation amount calculating method therefor

SCREEN HOLDINGS CO LTD0 citations45

US12285943B2Apr 29, 2025

Printing system and defective nozzle detection method

SCREEN HOLDINGS CO LTD0 citations44

DAINIPPON SCREEN MFG

2 patents

US9039128B2May 26, 2015

Apparatus for and method of recording image

DAINIPPON SCREEN MFG1 citations45

US8727474B2May 20, 2014

Inkjet printer and correction value acquisition method

DAINIPPON SCREEN MFG0 citations33

HAYAKAWA MASAHIRO

1 patent

US9108401B2Aug 18, 2015

Image recording apparatus with recording density and ejection timing correction

HAYAKAWA MASAHIRO0 citations34