Inventor
TAKAHASHI MASAETSU
JP12 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHASHI MASAETSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
10 patentsUS6280684B1Aug 28, 2001
Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium
RICOH KK320 citations99
US6127016AOct 3, 2000
Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium
RICOH KK40 citations96
US5785828AJul 28, 1998
Sputtering target for producing optical recording medium
RICOH KK54 citations96
US6503592B1Jan 7, 2003
Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium
RICOH KK24 citations92
US5882493AMar 16, 1999
Heat treated and sintered sputtering target
RICOH KK25 citations92
US5646924AJul 8, 1997
Recording and simultaneous verifying method of phase-changing type of information recording medium
RICOH KK54 citations92
US5543945AAug 6, 1996
Method of driving an LCD employing combining two voltages which change polarity at different times in a frame
RICOH KK21 citations92
US5420833AMay 30, 1995
Magneto-optical recording medium having first and second magnetic layers
RICOH KK24 citations92
US5319479AJun 7, 1994
Deposited multi-layer device with a plastic substrate having an inorganic thin film layer
RICOH KK45 citations92
US5142192AAug 25, 1992
Thin film electroluminescent element
RICOH KK28 citations91