Inventor
ISHIKAWA YOSHIAKI
JP21 patents
⚠️ This page may combine multiple inventors who share the name “ISHIKAWA YOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JAPAN TOBACCO INC
4 patentsUS6421126B1Jul 16, 2002
Density checking apparatus for tobacco flavor-tasting article or component of tobacco flavor-tasting article
JAPAN TOBACCO INC25 citations92
US6763838B2Jul 20, 2004
Device for detecting a filling density of filler forming a rod-shaped article
JAPAN TOBACCO INC10 citations74
US11160304B2Nov 2, 2021
Smokeless flavor inhalator
JAPAN TOBACCO INC1 citations60
US7896010B2Mar 1, 2011
Filter cigarette inspection apparatus and inspection method
JAPAN TOBACCO INC0 citations41