Inventor
Hiromasa Katayama
Inventor
Toride, JP
Overview
Patents· 37 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography54%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables28%
B41JTypewriters4%
B42CBookbinding4%
B66BElevators2%
E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof2%
E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates2%
G01NInvestigating or analysing materials by determining their chemical or physical properties2%
H05KPrinted circuits2%
PatentTitleYear
10,852,688Developer supply container and developer supplying system202010,732,553Image forming apparatus having developer accommodating container rotation detection202010,732,539Image forming apparatus202010,558,161Developer supply container and developer supplying system202010,409,215Image forming apparatus having a developing cartridge with mounting interval regulation201910,303,114Image forming unit201910,274,893Structure of image forming apparatus20199,760,059'Photosensitive member unit and image forming apparatus including the same'20179,671,748'Image forming apparatus having a developing cartridge with mounting interval regulation'20179,645,543'Cleaning device with sealing of supporting plate'20179,442,458'Image forming apparatus'20168,870,178'Image forming apparatus'20148,528,902'Sheet conveying apparatus and image forming apparatus with differential roller diameters'20138,342,500'Sheet conveying apparatus, image forming apparatus, and image reading apparatus'20138,342,506'Sheet conveyance apparatus, image forming apparatus, and image reading apparatus'20138,297,613'Sheet feeding apparatus and image forming apparatus'20128,155,561'Image forming apparatus'20128,139,995'Image forming apparatus'20128,113,499'Sheet processing apparatus and image forming apparatus provided with the same'20128,095,051'Image forming apparatus which achieves stability of a gap between an image bearing member and developer bearing member'20127,983,607'Image forming apparatus having an endless conveying belt with a 720 degree twist'20117,798,490'Sheet conveying apparatus, image forming apparatus, and image reading apparatus'20107,778,583'Endless belt conveying apparatus and toner image heating apparatus'20107,762,540'Sheet processing apparatus and image forming apparatus provided with the same'20107,684,745'Image heating apparatus'20107,578,497'Sheet processing apparatus and image forming apparatus equipped with the same'20097,546,078'Image heating apparatus and image forming apparatus with displacing members for displacing other members of the apparatuses'20097,530,560'Sheet processing apparatus and image forming apparatus provided with the same'20097,505,725'Image heating apparatus including a retractable pressure belt with deviation control'20097,480,480'Image heating apparatus with heat pipe for decreasing unevenness in temperature distribution'20097,468,099'Image forming apparatus'20087,429,037'Sheet processing apparatus and image forming apparatus equipped with the same'20087,424,261'Image heating apparatus'20087,410,156'Sheet processing apparatus and image forming apparatus equipped with the same'20087,313,342'Image forming apparatus including catalyst and active carbon filters'20077,288,059'Sheet processing apparatus and image forming apparatus equipped with the same'20075,437,192'Physical property measuring device'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995Based in Joetsu-shi, JP· patent location history
2007–2020Patents assigned to CANON KK (35)· patent assignee history
2007–2019Based in Toride, JP· patent location history
2012–2013Patents assigned to KATAYAMA HIROMASA (8)· patent assignee history
2012Patents assigned to FUJITA TAKASHI (1)· patent assignee history
2012Patents assigned to HAYASHI KENICHI (1)· patent assignee history
2012Patents assigned to IKEDA TARO (1)· patent assignee history
2019–2020Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 35 | 2007–2020 |
| KATAYAMA HIROMASAself | 8 | 2012–2013 |
| FUJITA TAKASHI | 1 | 2012 |
| HAYASHI KENICHI | 1 | 2012 |
| IKEDA TARO | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Toride, JP | 31 | 2007–2019 |
| Tokyo, JP | 5 | 2019–2020 |
| Joetsu-shi, JP | 1 | 1995 |