Inventor
Ryohei Tokunaga
Inventor
Osaka, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography50%
H05BElectric heating19%
LOC1519%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light6%
G01KMeasuring temperature6%
PatentTitleYear
10,514,639Heating unit, fixing device, and image forming apparatus201910,416,596Fixing device and image forming apparatus201910,386,762Heating unit including heating parts, in which each heating part includes heating resistors, fixing device including this heating unit, and image forming apparatus including this fixing device201910,248,056Fixing device and image forming apparatus20199,645,534'Contactless type temperature detecting device configured to detect a temperature of a heated body without contacting, and fixing device and image forming apparatus including the temperature device'20179,557,691'Fixing device temperature sensor'20179,377,728'Fixing device and image forming apparatus'20169,235,181'Fixing device including fixing belt, detected member co-rotated with fixing belt and rotation detecting part detecting rotation of detected member and image forming apparatus including the same'2016D0604331'Pump'2009D0604332'Pump'2009D0602500'Pump'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009Patents assigned to PANASONIC ELEC WORKS CO LTD (3)· patent assignee history
2009Based in Kurume, JP· patent location history
2016–2019Patents assigned to KYOCERA DOCUMENT SOLUTIONS INC (8)· patent assignee history
2016–2019Based in Osaka, JP· patent location history
2019Patents assigned to KYOCERA CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KYOCERA DOCUMENT SOLUTIONS INC | 8 | 2016–2019 |
| PANASONIC ELEC WORKS CO LTD | 3 | 2009 |
| KYOCERA CORP | 1 | 2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 8 | 2016–2019 |
| Kurume, JP | 3 | 2009 |