MK

Masataka Kawauchi

HI Hitachi: 3 patents #133 of 2,935Top 5%
📍 Ishioka, JP: #1 of 3 inventorsTop 35%
Overall (1989): #8,644 of 140,708Top 7%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4870258 Page turning apparatus Akira Mochizuki, Kenichiro Takezawa, Jyunichi Matsuno, Kihachiro Tanaka, Shinobu Yoshida 1989-09-26
4866254 Automatic bill transaction system Masao Okayama, Hideo Iwakami, Yasunori Hamada 1989-09-12
4820909 Transacting device Mitsuyoshi Sato, Tamio Innami, Takeshi Katoh 1989-04-11