NT

Nobufumi Tokura

Sumitomo Electric Industries: 12 patents #2,165 of 21,551Top 15%
Overall (All Time): #428,105 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
6320977 Method and apparatus for positional detection using pattern matching process 2001-11-20
5686994 Appearance inspection apparatus and appearance inspection method of electronic components 1997-11-11
5598345 Method and apparatus for inspecting solder portions 1997-01-28
5495424 Method and apparatus for inspecting solder portions 1996-02-27
5299270 Method and apparatus for simultaneous matching of displaced image blocks to a reference 1994-03-29
5293324 Method and apparatus for inspecting solder portions using fuzzy inference 1994-03-08
5272517 Height measurement apparatus using laser light beam 1993-12-21
5267217 Apparatus for and method of detecting shape of solder portion Shoichi Nishi 1993-11-30
5206705 Method of checking external shape of solder portion 1993-04-27
5192983 Apparatus for and method of checking external appearance of soldering state 1993-03-09
5166753 Method for inspecting electronic devices mounted on a circuit board 1992-11-24
5105149 Apparatus for inspecting electronic devices mounted on a circuit board 1992-04-14