Inventor · disambiguated record
Junichi Katayama
Also filed as: KATAYAMA JUNICHI
20 granted patents·7 pending applications·33 citations·filing 2000–2022
91Inventor score
Top patents by PatentIndex Score
27 records- 0191US10781529B2Anodized films with pigment coloringAPPLE INC·Filed 2016·Granted Sep 22, 2020·2 cites·7 claims
- 0290US10760175B2White anodic films with multiple layersAPPLE INC·Filed 2016·Granted Sep 1, 2020·2 cites·20 claims
- 0383US9341998B2Image forming apparatusTOSHIBA KK·Filed 2015·Granted May 17, 2016·2 cites·12 claims
- 0482US9063483B2Image forming apparatusTOSHIBA KK·Filed 2014·Granted Jun 23, 2015·5 cites·9 claims
- 0574US6607981B1Method for forming a Cu interconnect patternNEC CORP·Filed 2000·Granted Aug 19, 2003·19 cites·11 claims
- 0670US11575339B2Power-supply apparatus and electric working machine systemMAKITA CORP·Filed 2022·Granted Feb 7, 2023·0 cites·17 claims
- 0770US9201359B2Image forming apparatus executing image adjustment during fixing temperature waiting timeTOSHIBA KK·Filed 2014·Granted Dec 1, 2015·1 cites·14 claims
- 0868US9709921B2Image forming apparatusTOSHIBA KK·Filed 2016·Granted Jul 18, 2017·0 cites·10 claims
- 0967US10855089B2Charging control device for suitably performing charging regardless of charger typeMAKITA CORP·Filed 2018·Granted Dec 1, 2020·1 cites·16 claims
- 1066US9360821B2Image forming apparatusTOSHIBA KK·Filed 2014·Granted Jun 7, 2016·0 cites·6 claims
- 1165US10418826B2Battery device and charging deviceMAKITA CORP·Filed 2016·Granted Sep 17, 2019·1 cites·20 claims
- 1263US11552366B2Technique for supplying electric power from battery pack to electric working machineMAKITA CORP·Filed 2019·Granted Jan 10, 2023·0 cites·16 claims
- 1362US11394339B2Power-supply apparatus and electric working machine systemMAKITA CORP·Filed 2020·Granted Jul 19, 2022·0 cites·14 claims
- 1461US9836007B2Image forming apparatusTOSHIBA KK·Filed 2016·Granted Dec 5, 2017·0 cites·12 claims
- 1561US9551973B2Image forming apparatusTOSHIBA KK·Filed 2016·Granted Jan 24, 2017·0 cites·10 claims
- 1657US9920416B2Blackening treatment solution for black Cr—Co alloy plating filmOKUNO CHEM IND CO·Filed 2013·Granted Mar 20, 2018·0 cites·13 claims
- 1756US9352582B2Color erasing apparatus and method for erasing select colorsTOSHIBA KK·Filed 2014·Granted May 31, 2016·0 cites·19 claims
- 1854US11912612B2Plating film and plating film production methodOKUNO CHEM IND CO·Filed 2022·Granted Feb 27, 2024·0 cites·14 claims
- 1947US10096347B2Battery pack and method for writing data to battery packMAKITA CORP·Filed 2017·Granted Oct 9, 2018·0 cites·16 claims
- 2043US2018298497A1Chemical conversion solution for aluminum or aluminum alloy, chemical conversion method, and chemical conversion filmOKUNO CHEM IND CO·Filed 2016·Application pending·0 cites
- 2143US2010111566A1Photoconductive drums controllerTOSHIBA KK·Filed 2009·Application pending·0 cites
- 2242US2014248062A1Image forming apparatusTOSHIBA TEC KK·Filed 2014·Application pending·0 cites
- 2339US2017114470A1Multilayer plating film and article having multilayer plating filmOKUNO CHEM IND CO·Filed 2015·Application pending·0 cites
- 2438US2017204528A1Copper-tin alloy plating bathOKUNO CHEM IND CO·Filed 2015·Application pending·0 cites
- 2535US8699900B2Image processing apparatus and density correction methodKATAYAMA JUNICHI·Filed 2011·Granted Apr 15, 2014·0 cites·17 claims
- 2630US2012002982A1Image forming apparatus and image forming methodKATAYAMA JUNICHI·Filed 2011·Application pending·0 cites
- 2730US2012002985A1Image Forming Apparatus and MethodKATAYAMA JUNICHI·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Junichi Katayama files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →