Inventor
YONEZAWA AKIRA
JP22 patents
⚠️ This page may combine multiple inventors who share the name “YONEZAWA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO INSTR INC
7 patentsUS6037589AMar 14, 2000
Electron beam device
SEIKO INSTR INC45 citations92
US6617579B2Sep 9, 2003
Scanning electronic beam apparatus
SEIKO INSTR INC16 citations84
US6504164B2Jan 7, 2003
Electron beam apparatus
SEIKO INSTR INC16 citations79
US5241176AAug 31, 1993
Scanning electron beam microscope with high resolution at low accelerating voltage
SEIKO INSTR INC17 citations74
US5023457AJun 11, 1991
Electron beam device
SEIKO INSTR INC15 citations74
US4961003AOct 2, 1990
Scanning electron beam apparatus
SEIKO INSTR INC9 citations74
US6335530B1Jan 1, 2002
Objective lens for scanning electron microscope
SEIKO INSTR INC4 citations62
YAMAICHI ELECTRONICS CO LTD
6 patentsUS6351885B2Mar 5, 2002
Method of making conductive bump on wiring board
YAMAICHI ELECTRONICS CO LTD84 citations97
US5973395AOct 26, 1999
IC package having a single wiring sheet with a lead pattern disposed thereon
YAMAICHI ELECTRONICS CO LTD83 citations94
US6243946B1Jun 12, 2001
Method of forming an interlayer connection structure
YAMAICHI ELECTRONICS CO LTD42 citations91
US5950306ASep 14, 1999
Circuit board
YAMAICHI ELECTRONICS CO LTD53 citations91
US12512613B2Dec 30, 2025
High-frequency signal transmission device and electrical connection method for wiring board and connector
YAMAICHI ELECTRONICS CO LTD0 citations51
US12477653B2Nov 18, 2025
High-frequency signal transmission device and high-frequency signal transmission cable
YAMAICHI ELECTRONICS CO LTD0 citations50
SII NANOTECHNOLOGY INC
3 patentsUS6949745B2Sep 27, 2005
Electron beam apparatus
SII NANOTECHNOLOGY INC7 citations74
US6897450B2May 24, 2005
Electromagnetic field superimposed lens and electron beam device using this electromagnetic field superimposed lens
SII NANOTECHNOLOGY INC11 citations74
US6740888B2May 25, 2004
Electron beam apparatus
SII NANOTECHNOLOGY INC10 citations74