Inventor
Kazumi Suzuki
Inventor
Shizuoka, JP
Overview
Patents· 80 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography50%
B41MPrinting, duplicating, marking, or copying processes9%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%
G06KGraphical data reading4%
H04NPictorial communication, e.g. television4%
B29BPreparation or pretreatment of the material to be shaped3%
A61KPreparations for medical, dental or toiletry purposes2%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations2%
B01DSeparation2%
B05BSpraying apparatus2%
PatentTitleYear
10,725,420Image forming apparatus having toner amount suppression control202010,684,569Toner set, image forming method, and image forming apparatus202010,627,732Toner, developer, toner storage unit, image forming apparatus, image forming method, and method for producing printed matter202010,620,557Toner, toner set, toner accommodating unit, image forming method, and image forming apparatus202010,603,925Image-forming method, image-forming apparatus, laser irradiation printing ink, and method for manufacturing object with formed image202010,599,059Toner, image forming apparatus, image forming method, and toner storage unit202010,578,988Toner, image forming apparatus, and toner stored unit202010,564,571Toner set, image forming apparatus, and image forming method202010,459,360Toner and image forming method201910,451,987Toner, image forming apparatus, image forming method, and toner accommodating unit201910,427,322Light-absorbing material flying apparatus, method for flying light-absorbing material, and applications using same201910,353,657Projector and control method201910,274,856Toner for electrophotography, image forming method, and process cartridge201910,254,668Toner for electrophotography, developer for electrophotography, image forming apparatus, and process cartridge201910,203,620Toner, image forming method, and process cartridge201910,156,802Toner, toner housing unit, image forming apparatus, and image forming method201810,140,080Projector and control method201810,091,392Image reading device, image reading method, and image reading program20189,606,464'Resin composition for toner, toner, developer and image forming apparatus'20179,482,971'White toner, and image forming method and image forming apparatus using the white toner'20169,482,975'Toner, developer, image forming apparatus, and process cartridge'20169,470,996'Toner, method of manufacturing the toner, and developer, image forming apparatus, image forming method, and process cartridge using the toner'20169,442,403'Toner, developer, and image forming apparatus'20169,360,780'Toner, two-component developer, toner set, toner container, printed matter, image forming apparatus, and image forming method'20169,354,533'Electrophotographic toner, two-component developer containing toner, and image forming apparatus'20169,348,245'Toner, method for producing the toner, two-component developer, and image forming apparatus'20169,012,113'White toner, method for producing the same, and development agent, recording medium, printed matter, and image forming apparatus using the same'20159,006,225'Stable pharmaceutical composition'20158,916,324'Toner, method for producing the same, and developer'20148,865,383'Toner, toner set, developer, developer set, image forming apparatus, image forming method, and process cartridge'20148,859,179'Developer for electrophotography, image forming apparatus and process cartridge'20148,778,578'Toner set for electrophotography, and image forming method and apparatus'20148,748,072'Method and apparatus for producing toner'20148,603,718'Anisotropic magnetic material-dispersed resin carrier, electrophotographic developer, and developing device'20138,592,118'Toner, developer, image forming apparatus, and image forming method'20138,568,628'Toner preparation method and apparatus, and toner prepared thereby'20138,445,171'Toner for electrophotography and method of preparing the toner'20138,318,400'Method of preparing toner and the toner, and developer and image forming method using the toner'20128,309,128'Stabilized milnacipran formulation'20128,263,304'Toner, method for producing toner, and developer'20128,252,500'Toner, and method for producing the same'20128,137,087'Toner preparation method and apparatus, and toner prepared thereby'20128,126,346'Apparatus and method for fixing an image'20128,110,332'Electrophotographic toner and method for producing the electrophotographic toner'20128,105,742'Method and apparatus for manufacturing toner and toner manufactured by the apparatus and method'20128,092,677'Separating agent for an enantiomeric isomer'20128,034,526'Method for manufacturing toner and toner'20118,012,660'Image forming method and image forming apparatus'20117,970,325'Transfer fixing member, transfer fixing device and image forming apparatus'20117,869,752'Cleaning device, fixing device, and image forming apparatus'20117,856,201'Image transfer fixation apparatus and image formation apparatus'20107,790,343'Process, toner, process cartridge and apparatus for developing a toner image'20107,725,056'Triboelectric charging device and field assisted toner transporter'20107,724,394'Image forming apparatus and image forming method using pseudo half tone processing with different resolutions'20107,711,301'Image transfer device for image forming apparatus'20107,711,300'Image forming apparatus'20107,643,767'Transfer-fixing unit and image forming apparatus for enhanced image quality'20107,620,336'Apparatus and method for fixing an image'20097,613,419'Image forming apparatus and image forming method characterized by a particular nip time'20097,551,882'Image forming apparatus equipping improved transfer fixing apparatus'20097,412,190'Developing apparatus, process cartridge, and image forming apparatus'20087,407,576'Separating agent for an optical enantiomeric isomer'20087,340,204'Color image forming apparatus and process cartridge therefor'20087,313,336'Method and apparatus for image forming capable of effectively recycling toner'20077,212,753'Image forming apparatus and process cartridge'20077,079,798'Toner transfer back suppressing color image forming apparatus'20066,907,976'Time increment selector'20056,770,592'Reversible thermosensitive recording medium and image processing method using the same'20046,734,138'Reversible thermosensitive recording material, and image recording and erasing method using the recording material'20046,613,715'Method of using reversible thermosensitive recording medium and the reversible thermosensitive recording medium'20036,179,704'Coin dispenser with pilferage detection'20016,177,383'Reversible thermosensitive recording medium, and image forming and erasing method'20016,096,683'Reversible thermosensitive recording medium and method for producing the medium'20006,015,770'Reversible thermosensitive recording material and method of use thereof'20005,920,844'Information display method'19995,916,841'Reversible thermosensitive recording material'19995,880,445'Method of recording information and images in card having information recording portion and image recording portion'19995,747,413'Reversible thermosensitive recording material and method of forming and erasing images'19985,534,649'Process for preparing dialkyl carbonates'19964,939,565'Semiconductor device'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2010Patents assigned to RICOH KK (24)· patent assignee history
1998–2020Based in Shizuoka, JP· patent location history
1999–2004Based in Shimizumachi, JP· patent location history
2001–2015Based in Tokyo, JP· patent location history
2004–2010Based in Nishikamo-gun, JP· patent location history
2006–2018Based in Kanagawa, JP· patent location history
2010–2020Patents assigned to RICOH CO LTD (45)· patent assignee history
2012–2020Patents assigned to SUZUKI KAZUMI (42)· patent assignee history
2013–2017Patents assigned to MORITA TATSUYA (10)· patent assignee history
2015–2020Patents assigned to YAMAUCHI YOSHITAKA (16)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH CO LTD | 45 | 2010–2020 |
| SUZUKI KAZUMIself | 42 | 2012–2020 |
| RICOH KK | 24 | 1998–2010 |
| YAMAUCHI YOSHITAKA | 16 | 2015–2020 |
| MORITA TATSUYA | 10 | 2013–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shizuoka, JP | 51 | 1998–2020 |
| Kanagawa, JP | 9 | 2006–2018 |
| Tokyo, JP | 3 | 2001–2015 |
| Nishikamo-gun, JP | 3 | 2004–2010 |
| Shimizumachi, JP | 3 | 1999–2004 |