KH

Koichiro Hirabayashi

Sumitomo Electric Industries: 45 patents #198 of 21,551Top 1%
MM Minebea Mitsumi: 22 patents #6 of 442Top 2%
PA Panasonic: 11 patents #2,326 of 21,108Top 15%
MC Matsushit Electric Industrial Co.: 1 patents #13 of 293Top 5%
Overall (All Time): #22,470 of 4,157,543Top 1%
80
Patents All Time

Issued Patents All Time

Showing 51–75 of 80 patents

Patent #TitleCo-InventorsDate
6882499 Magnetic recording/reproducing device Hiroshi Kurumatani 2005-04-19
6882498 Magnetic recording/reproducing device Hiroshi Kurumatani 2005-04-19
6822822 Tape loading apparatus Akio Konishi 2004-11-23
6817949 Torque limiter and reel mount Kazuo Shibukawa, Akio Konishi 2004-11-16
6765750 Tape loading device Yoshiyuki Saito, Akio Konishi 2004-07-20
6762904 Magnetic recording and reproduction apparatus Yoshiyuki Saito, Akio Konishi 2004-07-13
6755333 Tape guide post mechanism Eiji Nagasaki, Akio Konishi 2004-06-29
6747839 Magnetic recording/reproducing device having a post stopper fixed to a vertical reinforcing wall Akio Konishi 2004-06-08
6722992 Torque limiter and reel mount Akio Konishi, Kazuo Shibukawa 2004-04-20
6722546 Tape loading apparatus Yoshiyuki Saito, Akio Konishi 2004-04-20
6678124 Magnetic recording and reproduction apparatus Akio Konishi 2004-01-13
6671122 Magnetic recording/reproduction apparatus Akio Konishi, Hideaki Kawane 2003-12-30
6641073 Reel mount Kazuo Shibukawa 2003-11-04
6339514 Magnetic recording and reproducing apparatus Keiji Sakamoto, Akio Konishi, Shigeo Ueda 2002-01-15
6288865 Magnetic recording/reproduction apparatus having a mechanism for moving a sub-chassis relative to a main chassis Akio Konishi, Yoshiyuki Saito, Hideaki Kawane 2001-09-11
6286775 Magnetic recording apparatus Akio Konishi, Takefumi Yanagihara 2001-09-11
6282057 Magnetic recording/reproduction apparatus, with inclination adjusting system Akio Konishi, Shuzo Takeda, Shinji Tanaka, Kazuo Shibukawa, Kenji Kawamata +1 more 2001-08-28
6275351 Magnetic recording/reproduction apparatus having a mechanism for moving a sub-chassis relative to a main chassis Akio Konishi, Tatsuo Terao, Takefumi Yanagihara 2001-08-14
6215612 Magnetic recording/reproduction apparatus having a rotary head cylinder and a mechanism for passing a magnetic tape around the rotary head cylinder for a predetermined arc Yoshiyuki Saito, Akio Konishi, Tatsuo Terao 2001-04-10
6205006 Magnetic recording and reproducing apparatus with a rotary head cylinder unit supported with a predetermined pressure Shigeo Ueda, Eiji Nagasaki, Keishi Iwasaki 2001-03-20
6198592 Magnetic recording/reproduction apparatus including a first chassis onto which a tape cassette is received and a second chassis having a rotary head cylinder thereon Akio Konishi, Tatsuo Terao 2001-03-06
6172840 Magnetic recording/reproduction apparatus including a rotary head cylinder and both vertical and inclined guides for winding a magnetic tape about the rotary head cylinder Akio Konishi, Hitoshi Yasutomi 2001-01-09
6137649 Magnetic recording/reproduction apparatus in which one of a reel base pair is rotated to wind a magnetic tape by a predetermined amount when an abnormality is detected Yoshiyuki Saito, Akio Konishi 2000-10-24
6092755 Reel stand integrating brake torque mechanism Akio Konishi, Shigeo Ueda, Tatsuo Terao 2000-07-25
6073826 Magnetic recording and reproducing apparatus and method for adjusting the tilt of a capstan shaft Eiji Nagasaki 2000-06-13