KH

Koo Honjoo

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
Overall (All Time): #2,272,334 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5656350 Coil impregnant of epoxy resin from polyhydric phenol mixture Toru Koyama, Chikashi Kanno, Hirokazu Takasaki, Shinichi Toyoda, Hiroshi Suzuki +1 more 1997-08-12
4828924 Magnetic recording medium Mitsutoshi Shoji, Yoshiharu Honma, Fumio Nakano, Toshikazu Narahara 1989-05-09