HN

Hiroshi Nagakawa

IC Idemitsu Kosan Co.: 1 patents #7 of 63Top 15%
Overall (2005): #188,973 of 245,428Top 80%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6878677 Refrigerating machine oil compositions Shuichi Sakanoue, Masahiko Takesue, Youichiro Jido, Minoru Takagi, Shoichi Tominaga 2005-04-12