HD

Hideaki Doi

HI Hitachi: 1 patents #856 of 3,149Top 30%
NC Nippon Petrochemicals, Co.: 1 patents #12 of 51Top 25%
Overall (1994): #32,218 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5331407 Method and apparatus for detecting a circuit pattern Yasuhiko Hara, Koichi Karasaki 1994-07-19
5308875 Therapeutic coolant for the local treatment of burn Yutaka Ogawa 1994-05-03