Inventor
Rintaro Takahashi
Inventor
Kanagawa, JP
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography55%
H05BElectric heating10%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds3%
C08JWorking-up3%
C08LCompositions of macromolecular compounds3%
F21KNon-electric light sources using luminescence3%
F21VFunctional features or details of lighting devices or systems thereof3%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted3%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein3%
G09GArrangements or circuits for control of indicating devices using static means to present variable information3%
PatentTitleYear
10,274,853Toner, developer, toner housing unit and image forming apparatus201910,054,864Toner, toner stored unit, and image forming apparatus20189,989,869Toner, toner stored unit, and image forming apparatus20189,957,349Resin composition, prepreg, and film20189,709,911'Toner, image forming apparatus, and process cartridge'20179,574,756'LED lamp'20179,557,670'Toner, developer, and color toner set'20179,485,830'LED lighting apparatus'20169,400,439'Toner, developer, and image forming apparatus'20169,380,657'LED lighting device'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'20169,239,530'Toner for forming electrostatic image, developer, process cartridge, and image forming apparatus'20169,201,365'Image forming apparatus'20159,034,548'Toner and image forming method'20158,986,916'Yellow toner and color image forming method'20158,932,789'Toner and developer'20158,895,217'Electrostatic image forming toner and developer'20148,795,940'Toner and developer'20148,728,703'Electrophotographic toner, method for producing toner, developer and image forming apparatus containing toner'20148,592,117'Toner and developer'20138,547,027'LED drive circuit'20136,812,914'Method of image sticking prevention and recovery treatment for ferroelectric liquid crystal device'2004Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2017Based in Tokorozawa, JP· patent location history
2013–2019Patents assigned to RICOH CO LTD (17)· patent assignee history
2013–2019Patents assigned to TAKAHASHI RINTARO (17)· patent assignee history
2013–2017Patents assigned to ASAHINA DAISUKE (8)· patent assignee history
2013–2017Patents assigned to SUGIMOTO TSUYOSHI (8)· patent assignee history
2013–2015Based in Miyagi, JP· patent location history
2015–2018Patents assigned to SHIBA MASANA (8)· patent assignee history
2015–2019Based in Kanagawa, JP· patent location history
2016Based in Saitama, JP· patent location history
2018Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH CO LTD | 17 | 2013–2019 |
| TAKAHASHI RINTAROself | 17 | 2013–2019 |
| ASAHINA DAISUKE | 8 | 2013–2017 |
| SHIBA MASANA | 8 | 2015–2018 |
| SUGIMOTO TSUYOSHI | 8 | 2013–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 10 | 2015–2019 |
| Miyagi, JP | 7 | 2013–2015 |
| Tokorozawa, JP | 3 | 2004–2017 |
| Saitama, JP | 2 | 2016 |
| Tokyo, JP | 1 | 2018 |