Inventor
TANAKA MASAFUMI
JP37 patents
⚠️ This page may combine multiple inventors who share the name “TANAKA MASAFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
6 patentsUS5142380AAug 25, 1992
Image data processing apparatus
RICOH KK160 citations98
US5497194AMar 5, 1996
Electronic camera for photographing and recording an image and for recording and reproducing a voice
RICOH KK44 citations92
US5268853ADec 7, 1993
Orthogonal transformation processor for compressing information
RICOH KK24 citations92
US5359549AOct 25, 1994
Orthogonal transformation processor for compressing information
RICOH KK14 citations74
US5331585AJul 19, 1994
Orthogonal transformation processor for compressing information
RICOH KK13 citations74
US5016207AMay 14, 1991
High-speed digital filter processor including parallel paths for processing data, suitable for use in spatial filter image processing
RICOH KK17 citations74
PANASONIC IP MAN CO LTD
6 patentsUS10684539B2Jun 16, 2020
Lighting device and projection display apparatus
PANASONIC IP MAN CO LTD4 citations73
US10268111B2Apr 23, 2019
Phosphor wheel, light source device, and projector-type image display apparatus
PANASONIC IP MAN CO LTD2 citations73
US10162252B2Dec 25, 2018
Phosphor disc, phosphor wheel, light source device, projection display apparatus, and manufacturing method of phosphor disc
PANASONIC IP MAN CO LTD2 citations73
US10474019B2Nov 12, 2019
Phosphor disc, phosphor wheel, light source device, projection display apparatus, and manufacturing method of phosphor disc
PANASONIC IP MAN CO LTD1 citations63
US10394110B2Aug 27, 2019
Phosphor wheel module, light source device, and projection display apparatus
PANASONIC IP MAN CO LTD0 citations52
US9863604B2Jan 9, 2018
Phosphor wheel, light source device, and projection image display apparatus
PANASONIC IP MAN CO LTD1 citations52
DAINIPPON PRINTING CO LTD
5 patentsUS9442222B2Sep 13, 2016
Antireflective article, image display device, and production mold for antireflective article
DAINIPPON PRINTING CO LTD7 citations80
US9678248B2Jun 13, 2017
Antireflective article, image display device, production mold for antireflective article and production method for antireflective article production mold
DAINIPPON PRINTING CO LTD6 citations69
US10808152B2Oct 20, 2020
Adhesive composition and adhesive sheet using same
DAINIPPON PRINTING CO LTD3 citations68
US12248121B2Mar 11, 2025
Optical film, and polarizing plate, surface plate, image display panel and image display device using the optical film, and method for producing the optical film, and method for selecting optical film, and evaluation method of finger print wiping property
DAINIPPON PRINTING CO LTD0 citations60
US12135406B2Nov 5, 2024
Optical film, and polarizing plate, surface plate, image display panel and image display device using the optical film, and method for producing the optical film, and method for selecting optical film, and evaluation method of finger print wiping property
DAINIPPON PRINTING CO LTD0 citations60
SHIMANO KK
4 patentsJAPAN STORAGE BATTERY CO LTD
3 patentsUS4626765ADec 2, 1986
Apparatus for indicating remaining battery capacity
JAPAN STORAGE BATTERY CO LTD114 citations96
US5154985AOct 13, 1992
Battery with a spare battery
JAPAN STORAGE BATTERY CO LTD41 citations92
US4945011AJul 31, 1990
Storage battery provided with electrolytic solution stirring device
JAPAN STORAGE BATTERY CO LTD10 citations74