Inventor
Keisuke Samejima
Inventor
Suntou-gun, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Mprimary
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems33%
G03GElectrography29%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications19%
B41JTypewriters10%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them5%
H01FMagnets5%
PatentTitleYear
10,459,361Image forming apparatus with voltage adjustment member20199,989,903Fixing apparatus for fixing a toner image on a recording material at a nip portion20189,709,935'Fixing apparatus'20179,621,061'Power supply apparatus and image forming apparatus'20178,976,545'Current resonance power supply for detecting overcurrent based on an output from a current compensation unit'20158,977,157'Switching power supply'20158,891,997'Power supply system for stopping and starting operation in accordance with input voltage and image forming apparatus including the same'20148,634,214'Current resonance power supply with AC input detection into the primary winding'20148,503,197'Power supply apparatus and image forming apparatus'20138,284,578'Power supply apparatus'20128,242,873'Transformer, switching power supply device, and DC-DC converter device'2012Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2012–2019Patents assigned to CANON KK (11)· patent assignee history
2012–2015Patents assigned to SAMEJIMA KEISUKE (6)· patent assignee history
2012–2013Patents assigned to HAYASAKI MINORU (2)· patent assignee history
2012–2019Based in Suntou-gun, JP· patent location history
2015Patents assigned to FUKUTANI TAKAYUKI (1)· patent assignee history
2015Patents assigned to ODATE TAKASHI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 11 | 2012–2019 |
| SAMEJIMA KEISUKEself | 6 | 2012–2015 |
| HAYASAKI MINORU | 2 | 2012–2013 |
| FUKUTANI TAKAYUKI | 1 | 2015 |
| ODATE TAKASHI | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Suntou-gun, JP | 11 | 2012–2019 |