Inventor

TSUKAMOTO YOJI

JP5 patents

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

IMATION CORP

3 patents

US5840410ANov 24, 1998

Magnetic recording medium having a magnetic layer and a partially-filled liquid lubricant-containing coating thereunder

IMATION CORP13 citations70

US5612122AMar 18, 1997

High recording density magnetic recording medium having an undercoat layer of iron oxide and carbon black

IMATION CORP10 citations70

US6274227B1Aug 14, 2001

Magnetic recording medium having a magnetic layer and a coating thereunder

IMATION CORP4 citations59

SEIKO EPSON CORP

1 patent

US7713676B2May 11, 2010

Donor sheet, color filter, organic EL element and method for producing them

SEIKO EPSON CORP2 citations62

3M INNOVATIVE PROPERTIES CO

1 patent

US7704650B2Apr 27, 2010

Donor sheet, color filter, organic EL element and method for producing them

3M INNOVATIVE PROPERTIES CO0 citations51