Inventor
KUNIMOTO AKIRA
JP18 patents
⚠️ This page may combine multiple inventors who share the name “KUNIMOTO AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RIKEN KK
14 patentsUS6773565B2Aug 10, 2004
NOx sensor
RIKEN KK316 citations98
US6972162B2Dec 6, 2005
Solid polymer electrolyte fuel cell unit
RIKEN KK21 citations92
US6787014B2Sep 7, 2004
Gas-detecting element and gas-detecting device comprising same
RIKEN KK21 citations92
US6551497B1Apr 22, 2003
Measuring NOx concentration
RIKEN KK43 citations92
US6471840B1Oct 29, 2002
Composite sensor
RIKEN KK29 citations92
US6319377B1Nov 20, 2001
Nitrogen oxide sensor
RIKEN KK41 citations92
US6303011B1Oct 16, 2001
Gas sensor
RIKEN KK41 citations92
US6274016B1Aug 14, 2001
Nitrogen oxide gas sensor
RIKEN KK22 citations92
US6771204B2Aug 3, 2004
Radio wave absorber
RIKEN KK16 citations83
US6673223B2Jan 6, 2004
Gas sensing and oxygen pumping device, and apparatus using the same
RIKEN KK18 citations83
US9303765B2Apr 5, 2016
Combined oil control ring
RIKEN KK4 citations73
US6852438B2Feb 8, 2005
Embossed current collector separator for electrochemical fuel cell
RIKEN KK11 citations73
US6413397B2Jul 2, 2002
Nitrogen oxide gas sensor
RIKEN KK7 citations73
US6126902AOct 3, 2000
NOx sensor
RIKEN KK14 citations73