P

Inventor

SHIMIZU KENJI

JP140 patents
⚠️ This page may combine multiple inventors who share the name “SHIMIZU KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHOWA DENKO KK

14 patents
US6699600B2Mar 2, 2004

Magnetic recording medium, method of manufacture therefor, and apparatus for magnetic recording and reproducing recordings

SHOWA DENKO KK38 citations93
US6682826B2Jan 27, 2004

Magnetic recording medium, method of manufacturing therefor, and magnetic read/write apparatus

SHOWA DENKO KK40 citations92
US6818331B2Nov 16, 2004

Magnetic recording medium, production process thereof, and magnetic recording and reproducing apparatus

SHOWA DENKO KK27 citations91
US7976965B2Jul 12, 2011

Magnetic recording medium and magnetic recording and reproducing device

SHOWA DENKO KK17 citations84
US7601445B2Oct 13, 2009

Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus

SHOWA DENKO KK10 citations84
US7132176B2Nov 7, 2006

Perpendicular magnetic recording medium and magnetic recording/reproduction apparatus

SHOWA DENKO KK12 citations84
US7105239B2Sep 12, 2006

Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus using the same

SHOWA DENKO KK13 citations84
US6723458B2Apr 20, 2004

Magnetic recording medium, method of manufacture therefor, and magnetic read/write apparatus

SHOWA DENKO KK14 citations84
US6677061B2Jan 13, 2004

Magnetic recording medium, production process thereof, and magnetic recording and reproducing apparatus

SHOWA DENKO KK17 citations84
US6627301B2Sep 30, 2003

Magnetic recording medium

SHOWA DENKO KK17 citations84
US7867638B2Jan 11, 2011

Magnetic recording medium, method for producing thereof, and magnetic recording and reproducing apparatus

SHOWA DENKO KK6 citations74
US7141316B2Nov 28, 2006

Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus

SHOWA DENKO KK9 citations74
US6942936B2Sep 13, 2005

Perpendicular magnetic recording medium and magnetic recording/reproduction apparatus

SHOWA DENKO KK11 citations74
US6902835B2Jun 7, 2005

Perpendicular magnetic recording medium and magnetic recording apparatus

SHOWA DENKO KK8 citations74

HONDA MOTOR CO LTD

6 patents

TOSHIBA KK

5 patents

SHIMIZU KENJI

4 patents

KUBOTA KK

2 patents

MAZDA MOTOR

2 patents

NIKON CORP

2 patents

SANDEN CORP

1 patent

GRELAN PHARMACEUTICALS CO LTD

1 patent

IBM

1 patent

OKADA SHINJI

1 patent

ALPS ELECTRIC CO LTD

1 patent

PIONEER ELECTRONIC CORP

1 patent

DAIHATSU KOGYO COMPANY LIMITED

1 patent

YAMASHITA RUBBER KK

1 patent

YAMAZAKI TAKAYUKI

1 patent

PANASONIC IP CORP AMERICA

1 patent

OKADA TAKAYUKI

1 patent

ISHIKAWA TAKEHIRO

1 patent

IWAMI TOMOYA

1 patent

NIPPON PISTON RING CO LTD

1 patent

TOSHIBA CORP

1 patent

Showing the top 50 of 140 patents by PatentIndex Score.