IH

Izumi Hirabayashi

HI Hitachi: 1 patents #856 of 3,149Top 30%
Kawasaki: 1 patents #11 of 94Top 15%
NI Ngk Insulators: 1 patents #43 of 158Top 30%
Ngk Spark Plug Co.: 1 patents #40 of 76Top 55%
TO Toyota: 1 patents #72 of 421Top 20%
Overall (1994): #31,099 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5284822 Oxide superconductor and process for producing the same Takenobu Sakai, Kozi Nishio, Naoyuki Ogawa, Shoji Tanaka 1994-02-08
5276012 Laser-assisted CVD process forming oxide superconducting films Takahisa Ushida, Kazutoshi Higashiyama, Shoji Tanaka 1994-01-04