HT

Hirokiyo Terada

HI Hitachi: 2 patents #343 of 3,149Top 15%
Overall (1994): #31,581 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5360060 Fin-tube type heat exchanger Takeo Tanaka, Toshio Hatada, Masaaki Itoh, Takao Senshu, Naoto Katsumata +5 more 1994-11-01
5343713 Active noise control apparatus for three-dimensional space Shinya Okabe, Shinichi Shimode, Ryouji Sato, Masamichi Hanada, Takao Senshu +3 more 1994-09-06