Inventor
Kohta Fujimori
Inventor
Kanagawa, JP
Overview
Patents· 43 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography96%
G01NInvestigating or analysing materials by determining their chemical or physical properties2%
H04NPictorial communication, e.g. television2%
PatentTitleYear
9,651,910'Image forming apparatus incorporating line sensor'20179,625,865'Image forming apparatus and control method for image forming apparatus'20179,606,469'Image forming apparatus and charging bias adjusting method therefor'20179,442,420'Image forming apparatus and image forming method'20169,436,135'Toner pattern density correction in an image forming apparatus'20169,031,428'Image forming apparatus capable of determining a toner adhesion quantity'20158,942,586'Image forming apparatus using a plurality of toner patches during a non-printing period'20158,942,584'Image forming apparatus and image forming method'20158,811,846'Optical sensor with positioning reference surface and image forming apparatus incorporating optical sensor'20148,503,893'Image forming apparatus and method for controlling image density'20138,455,851'Optical sensor and image forming apparatus'20138,233,813'Image forming apparatus and image-density control method'20128,175,471'Image forming apparatus and image density control method'20128,155,543'Image forming apparatus capable of reducing a lengthy duration of an adjustment control'20128,145,100'Process cartridge including developing unit and incorporated in image forming apparatus'20128,103,181'Image forming apparatus and method of adjusting charge bias'20128,099,006'Image forming apparatus and image quality correction method used therein'20128,095,025'Image forming apparatus capable of efficient toner concentration control'20128,045,874'Image forming apparatus and image density control method'20118,027,605'Image forming apparatus and image density control method'20118,009,997'Toner replenishment determination device of an image forming apparatus'20117,929,873'Image forming apparatus and image density control method'20117,903,986'Reuse method and a reusable device for an image forming apparatus having a first process linear velocity and a second image processing apparatus having a second process linear velocity'20117,885,556'Image forming apparatus for correcting a toner density target value'20117,881,629'Image forming apparatus and image density control method'20117,821,677'Method and apparatus for image forming capable of accurately detecting displacement of transfer images and image density'20107,778,560'Image forming apparatus and method of adjusting charge bias'20107,747,182'Image forming apparatus with toner density control'20107,672,602'Developing unit and image forming apparatus which forces consumption of toner'20107,668,471'Image forming apparatus and image forming method'20107,664,413'Image forming device including a toner pattern forming unit'20107,616,909'Image forming apparatus and image forming method'20097,551,864'Image forming apparatus and method of controlling an image quality'20097,551,866'Image forming method and apparatus with improved conversion capability of amount of toner adhesion'20097,551,862'Developing device, and process unit and image forming apparatus using the developing device'20097,548,704'Image forming apparatus effectively conducting a process control'20097,536,121'Image forming apparatus and image density control method'20097,515,844'Image density control method and image forming apparatus'20097,493,058'Image forming apparatus and toner concentration controlling method'20097,260,335'Image-information detecting device and image forming apparatus'20077,251,420'Method and apparatus for image forming capable of effectively detecting toner density'20077,228,081'Method and apparatus for image forming capable of controlling image-forming process conditions'20076,917,779'Toner conveying device and image forming apparatus including the toner conveying device'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2010Patents assigned to RICOH KK (18)· patent assignee history
2005–2013Based in Yokohama, JP· patent location history
2007–2017Based in Kanagawa, JP· patent location history
2011–2017Patents assigned to RICOH CO LTD (25)· patent assignee history
2012–2017Patents assigned to FUJIMORI KOHTA (18)· patent assignee history
2012–2017Patents assigned to TANAKA KAYOKO (16)· patent assignee history
2012–2016Patents assigned to TAKEUCHI NOBUTAKA (11)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH CO LTD | 25 | 2011–2017 |
| FUJIMORI KOHTAself | 18 | 2012–2017 |
| RICOH KK | 18 | 2005–2010 |
| TANAKA KAYOKO | 16 | 2012–2017 |
| TAKEUCHI NOBUTAKA | 11 | 2012–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 27 | 2007–2017 |
| Yokohama, JP | 16 | 2005–2013 |