HM

Hisashi Maruko

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,279,049 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7663098 Gas monitoring apparatus and gas monitoring method Yasuo Seto, Isaac Ohsawa, Hiroshi Sekiguchi, Yasuaki Takada, Akihiko Okumura +3 more 2010-02-16