HH

Hiromichi Hirayama

VJ Victor Company Of Japan: 17 patents #56 of 1,489Top 4%
Overall (All Time): #260,507 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
6160675 Magnetic recording and reproducing apparatus Katsuyuki Shudo, Hisao Kinjo 2000-12-12
5982590 Magnetic recording/reproducing apparatus with tilting head drum for dynamic tracking Hisao Kinjo, Ryo Nishima 1999-11-09
5949621 Magnetic recording/reproducing apparatus having double tilting member for dynamic tracking Hisao Kinjo 1999-09-07
5894383 Magnetic recording/reproducing apparatus with a positioning mechanism for a tape guide drum Hisao Kinjo 1999-04-13
5838520 Magnetic recording/reproducing apparatus with tilting head drum for dynamic tracking 1998-11-17
5742456 Magnetic recording/reproducing apparatus with a positioning mechanism for a tape guide drum Hisao Kinjo, Ryo Nishima, Morio Miwa, Masao Mimata, Makoto Suzuki 1998-04-21
5726836 Magnetic recording/reproducing apparatus having double tilting arrangement for dynamic tracking Hisao Kinjo 1998-03-10
5675458 Magnetic recording/reproducing apparatus with independently tiltable head drum and tape lead guide Hisao Kinjo 1997-10-07
5504642 Magnetic recording/reproducing apparatus having a locus plane of rotary heads tiltable with respect to a lower drum Hisao Kinjo 1996-04-02
5032939 Tape cassette loading system compatible with two different sized cassettes Masato Mihara, Mitsuhiko Hara, Mitsuo Harumatsu 1991-07-16
5025331 Tape casette loading system compatible with two different sized cassettes Mitsuhiko Hara, Masato Mihara, Mitsuo Harumatsu 1991-06-18
5012364 Tape-loading mechanism for a magnetic recording/reproducing apparatus for selective use of tape cassettes of two different sizes Masato Mihara, Mitsuo Harumatsu 1991-04-30
5002237 Removable tape reel assembly system for a magnetic tape cassette 1991-03-26
4991043 Tape cassette loading system Mitsuo Harumatsu, Mitsuhiko Hara, Masato Mihara 1991-02-05
4972278 Tape cassette driving system compatible with two cassette types of different sizes Mitsuhiko Hara, Masato Mihara, Mitsuo Harumatsu 1990-11-20
4964001 Magnetic recording/reproducing apparatus for selective use with tape cassettes of two different sizes Masato Mihara, Mitsuo Harumatsu 1990-10-16
4786012 Miniature type tape cassette Masahiko Ino, Hitoshi Takahashi 1988-11-22
4446497 Video head driving unit with nonlinear leaf spring force 1984-05-01