NK

Noboru Katohno

HI Hitachi: 12 patents #3,472 of 28,497Top 15%
HC Hitachi Automotive Engineering Co.: 1 patents #156 of 314Top 50%
HI Hitachi Video Engineering, Incorporated: 1 patents #69 of 181Top 40%
Overall (All Time): #428,722 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5734537 Tape guide structure of rotary head drum in recording/reproduction apparatus and method of machining the same Seiji Ono, Kenmei Masuda, Hidekazu Takeda, Atsushi Inoue, Nobuo Masuoka +3 more 1998-03-31
5703737 Magnetic recording reproduction apparatus with improved adjustment characteristics for audio-control head Yoshihisa Tsurumi, Chikara Iwama 1997-12-30
5301073 Take-up pulley with torque-limiting mechanism for magnetic recording and reproducing apparatus Masaki Yono, Yasuhiro Hashiguchi 1994-04-05
5296994 Magnetic tape guide mechanism for magnetic recording/reproducing apparatus Yasuhiro Hashiguchi, Masabumi Katsunuma 1994-03-22
5291350 Magnetic recording and reproducing apparatus Yasuhiro Hashiguchi 1994-03-01
5262910 Cassette loading device for enabling horizontal transfer of the cassette Yasuhiro Hashiguchi, Kazumasa Inami 1993-11-16
5170304 Device for cleaning rotary magnetic head of magnetic recording and reproducing device and method of controlling same Hiroyoshi Matsumoto, Takeo Ohkouchi 1992-12-08
5016130 Retaining device for a magnetic head Yasuhiro Hashiguchi, Yoshihiro Shibata 1991-05-14
4912578 Tape loading mechanism for magnetic recording and/or playback equipments Koji Fukuda 1990-03-27
4809115 Magnetic recording and reproducing apparatus Yoshihiro Shibata, Hajime Yokota 1989-02-28
4794477 Cassette loading mechanism of magnetic recording and/or reproducing apparatus Yasuhiro Hashiguchi, Yoshihiro Shibata 1988-12-27
4499512 Reel drive system of magnetic recording and reproducing apparatus Masashi Yoshida, Hajime Yokota, Masao Okayama 1985-02-12