YH

Yoshiharu Honma

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
Overall (All Time): #1,670,658 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4828924 Magnetic recording medium Mitsutoshi Shoji, Koo Honjoo, Fumio Nakano, Toshikazu Narahara 1989-05-09
4523668 Power controlling apparatus using friction material Takao Uematsu, Seikichi Tanno, Ran Ito, Jun Matsubayashi, Tomio Yoshida 1985-06-18
4454052 Liquid absorbent for absorption type refrigerator Mitsuyoshi Shoji, Etsuo Oe, Shigeki Komatsuzaki, Moriichi Sato, Ren Ito 1984-06-12