Inventor
MATSUOKA ISAO
JP34 patents
⚠️ This page may combine multiple inventors who share the name “MATSUOKA ISAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONISHIROKU PHOTO IND
11 patentsUS5890040AMar 30, 1999
Developer cartridge and developer replenishing apparatus
KONISHIROKU PHOTO IND201 citations98
US5903806AMay 11, 1999
Developing agent replenishing apparatus and cartridge
KONISHIROKU PHOTO IND48 citations92
US5828934AOct 27, 1998
Driving device of developing units and toner replenishing units for use in image forming apparatus
KONISHIROKU PHOTO IND36 citations92
US5722020AFeb 24, 1998
Developer container and developer supplying apparatus
KONISHIROKU PHOTO IND19 citations92
US5678144AOct 14, 1997
Image forming apparatus having a rotational information detector for a photoreceptor
KONISHIROKU PHOTO IND23 citations92
US5381167AJan 10, 1995
Color image forming apparatus
KONISHIROKU PHOTO IND55 citations92
US5291223AMar 1, 1994
Exposure unit for a multicolor image forming apparatus capable of better registration of the multicolor images
KONISHIROKU PHOTO IND38 citations92
US5570160AOct 29, 1996
Image forming apparatus having a rotatable photoreceptor
KONISHIROKU PHOTO IND20 citations89
US5749031AMay 5, 1998
Developing apparatus in use with an image forming apparatus
KONISHIROKU PHOTO IND20 citations88
US6137978AOct 24, 2000
Toner replenishing apparatus having a plurality of scraping members of differing capacities
KONISHIROKU PHOTO IND11 citations74
US5508784AApr 16, 1996
Speed control for color image forming apparatus with residual toner cleaning
KONISHIROKU PHOTO IND7 citations73
CANON KK
8 patentsUS6795671B2Sep 21, 2004
Image forming apparatus featuring switchable, contact and spaced, clutch-operated developing units
CANON KK66 citations96
US6483527B2Nov 19, 2002
Image forming apparatus for forming a color image using a plurality of image forming parts
CANON KK58 citations92
US6438341B1Aug 20, 2002
Drive transmission for photosensitive drum with first and second engaging members, and urging means for engaging the first and second engaging members
CANON KK25 citations92
US6952548B2Oct 4, 2005
Charging apparatus with auxiliary member and image forming apparatus having the charging apparatus
CANON KK15 citations84
US12164258B2Dec 10, 2024
Image forming apparatus
CANON KK0 citations61
US11809122B2Nov 7, 2023
Image forming apparatus having feeding and fixing modules provided on a transfer frame
CANON KK0 citations61
US11204580B2Dec 21, 2021
Image forming apparatus having modules mounted to secure rigidity of a main body of the image forming apparatus
CANON KK0 citations61
US9529318B2Dec 27, 2016
Image forming apparatus with cartridge supporting movable member
CANON KK1 citations52
SANTEN PHARMACEUTICAL CO LTD
4 patentsUS10278985B2May 7, 2019
Aqueous ophthalmic solution
SANTEN PHARMACEUTICAL CO LTD2 citations69
US10918656B2Feb 16, 2021
Therapeutic agent for dry eye characterized by being applied to eye of dry eye patient wearing soft contact lens
SANTEN PHARMACEUTICAL CO LTD0 citations59
US10786526B2Sep 29, 2020
Aqueous ophthalmic solution
SANTEN PHARMACEUTICAL CO LTD0 citations48
US10729712B2Aug 4, 2020
Therapeutic agent for dry eye characterized by being applied to eye of dry eye patient wearing soft contact lens
SANTEN PHARMACEUTICAL CO LTD0 citations48
HITACHI METALS LTD
3 patentsKONAMI DIGITAL ENTERTAINMENT CO LTD
2 patentsUS11300794B2Apr 12, 2022
Recording medium, information processing system, and information processing method
KONAMI DIGITAL ENTERTAINMENT CO LTD1 citations62
US11861060B2Jan 2, 2024
Recording medium for selecting objects using head mounted display, information processing system, and information processing method
KONAMI DIGITAL ENTERTAINMENT CO LTD0 citations52