Inventor
MATSUZAKI RYUICHI
JP8 patents
⚠️ This page may combine multiple inventors who share the name “MATSUZAKI RYUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO SEIKI KK
4 patentsUS5820104AOct 13, 1998
Vertical transfer system for a vacuum chamber and gate valve assembly
SEIKO SEIKI KK85 citations94
US5280395AJan 18, 1994
Hard disc track defect detecting apparatus
SEIKO SEIKI KK27 citations90
US5060091AOct 22, 1991
Apparatus and method for hard disk testing
SEIKO SEIKI KK2 citations60
US5032932AJul 16, 1991
Hard disk testing method
SEIKO SEIKI KK4 citations56
SEIKO INSTR INC
3 patentsUS6499340B1Dec 31, 2002
Scanning probe microscope and method of measuring geometry of sample surface with scanning probe microscope
SEIKO INSTR INC11 citations71
US5983713ANov 16, 1999
Scanning probe microscope
SEIKO INSTR INC5 citations60
US6661006B2Dec 9, 2003
Scanning probe instrument
SEIKO INSTR INC0 citations41