P

Inventor

MONDEN RYUJI

JP61 patents
⚠️ This page may combine multiple inventors who share the name “MONDEN RYUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHOWA DENKO KK

36 patents
US6381121B1Apr 30, 2002

Solid electrolytic capacitor

SHOWA DENKO KK50 citations96
US7025795B2Apr 11, 2006

Electrode for electrolytic capacitor, electrolytic capacitor, and manufacturing method therefor

SHOWA DENKO KK17 citations92
US6890363B1May 10, 2005

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK37 citations92
US6807049B2Oct 19, 2004

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK16 citations92
US6783703B2Aug 31, 2004

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK14 citations92
US6696138B2Feb 24, 2004

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK28 citations92
US6517892B1Feb 11, 2003

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK15 citations92
US6483694B1Nov 19, 2002

Electrode for electrolytic capacitor, electrolytic capacitor, and manufacturing method therefor

SHOWA DENKO KK21 citations92
US6430032B2Aug 6, 2002

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK20 citations92
US6351370B1Feb 26, 2002

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK31 citations92
US6344966B1Feb 5, 2002

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK48 citations92
US6328947B1Dec 11, 2001

Method for producing fine particles of metal oxide

SHOWA DENKO KK51 citations91
US7070631B2Jul 4, 2006

Method for producing aluminum foil for capacitor and solid electrolytic capacitor

SHOWA DENKO KK14 citations82
US6245140B1Jun 12, 2001

Surface-fluorinated metal oxide particulates, process for manufacturing the same, and use of the same

SHOWA DENKO KK16 citations82
US7087292B2Aug 8, 2006

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK6 citations74
US7060205B2Jun 13, 2006

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK10 citations74
US6867088B2Mar 15, 2005

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK9 citations74
US6663796B1Dec 16, 2003

Electrical conducting polymer, solid electrolytic capacitor and manufacturing method thereof

SHOWA DENKO KK9 citations74
US6660188B1Dec 9, 2003

Electrical conducting polymer, solid electrolytic capacitor and manufacturing method thereof

SHOWA DENKO KK12 citations74
US6556427B2Apr 29, 2003

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK12 citations74
US6466421B1Oct 15, 2002

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK13 citations74
US7175781B2Feb 13, 2007

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK4 citations73
US7141081B2Nov 28, 2006

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK5 citations73
US7046504B2May 16, 2006

Solid electrolytic capacitor and method of producing the same

SHOWA DENKO KK5 citations73
US6790384B2Sep 14, 2004

Solid electrolytic capacitor and method for producing the same

SHOWA DENKO KK5 citations73
US11214749B2Jan 4, 2022

Lubricating oil composition and method of producing the same

SHOWA DENKO KK4 citations72
US6855408B2Feb 15, 2005

Composite metal material and method for manufacturing the same, etched metal material and method for manufacturing the same and electrolytic capacitor

SHOWA DENKO KK8 citations72
US12421423B2Sep 23, 2025

Polishing method, machine device manufacturing method, and machine device

SHOWA DENKO KK0 citations63
US11795411B2Oct 24, 2023

Lubricating oil composition, method for producing same and vacuum apparatus

SHOWA DENKO KK0 citations63
US7232469B2Jun 19, 2007

Electrode for electrolytic capacitor, electrolytic capacitor, and manufacturing method therefor

SHOWA DENKO KK2 citations63
US11407960B2Aug 9, 2022

Lubricating oil composition and method for producing same

SHOWA DENKO KK0 citations62
US11220652B2Jan 11, 2022

Method for inspecting lubricating oil composition and method for producing lubricating oil composition

SHOWA DENKO KK0 citations62
US7112647B2Sep 26, 2006

Fluorinated polymer

SHOWA DENKO KK3 citations61
US12517027B2Jan 6, 2026

Method of inspecting lubricating oil composition and method of producing lubricating oil composition

SHOWA DENKO KK0 citations57
US11043680B2Jun 22, 2021

Electrode material including small diameter, carbon nanotubes bridging large diameter carbon nanotubes, redox flow battery electrode, redox flow battery, and method for producing electrode material

SHOWA DENKO KK0 citations56
US9450250B2Sep 20, 2016

Catalyst, production process therefor and use thereof

SHOWA DENKO KK0 citations51

MONDEN RYUJI

6 patents

RESONAC CORP

3 patents

WAKIZAKA YASUAKI

3 patents

SHISHIKURA TOSHIKAZU

1 patent

IMAI TAKUYA

1 patent

Showing the top 50 of 61 patents by PatentIndex Score.