TO

Toshihisa Okabe

UN Unknown: 2 patents #12,644 of 83,584Top 20%
HC Hitachi Plant Engineering & Construction Co.: 1 patents #53 of 194Top 30%
TA Taisei: 1 patents #56 of 224Top 25%
Overall (All Time): #3,481,670 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6748751 Air cooling device and air cooling method Tadahiro Ohmi, Yasuyuki Shirai, Sadao Kobayashi, Isao Terada, Takashi Taniguchi +7 more 2004-06-15