KO

Kouetsu Okuyama

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
📍 Tsuchiura, JP: #250 of 519 inventorsTop 50%
Overall (All Time): #2,250,832 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5923494 Magnetic tape device and method of controlling magnetic tape device Toshihiro Arisaka, Yasuhiro Nemoto, Kazuo Sakai, Kenji Toki 1999-07-13
5495371 Magnetic tape library device and method for maintaining magnetic recording and reproducing device and magnetic head Takayuki Munemoto, Kazuo Sakai, Fujio Tajima, Tomokazu Ishii, Fumio Takeda +4 more 1996-02-27