AO

Akira Osanai

OC Olympus Optical Co.: 49 patents #10 of 2,334Top 1%
FC Fuji Kiko Co.: 2 patents #64 of 208Top 35%
JT Jtekt: 1 patents #1,102 of 1,969Top 60%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #51,229 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 26–50 of 52 patents

Patent #TitleCo-InventorsDate
4369478 Automobile magnetic tape playing apparatus Masaaki Sato, Hajime Iwase 1983-01-18
4358807 Tape cassette Toshihisa Nakao 1982-11-09
4346859 Tape recorder 1982-08-31
4346415 Cassette tape recorder Hideo Tomabechi, Hazime Osada 1982-08-24
4346414 Tape recorder 1982-08-24
4341981 Rotary direction reversing apparatus for a motor of a microcassette tape transport 1982-07-27
4342058 Apparatus for running magnetic tapes 1982-07-27
4342055 Automatic reverse tape recorder 1982-07-27
4337488 Motor control device for a tape recorder 1982-06-29
4330805 Tape recorder 1982-05-18
4326225 Automatic reverse cassette tape recorder 1982-04-20
4318139 Method and apparatus for controlling a microcassette tape transport Tutomu Shibata, Hideo Tomabechi, Kenji Fujibayashi 1982-03-02
4318138 Automatic reverse cassette tape recorder with a rotatable head-supporting board 1982-03-02
4317145 Cassette tape recorder with an engagement mechanism for locking a movable chassis 1982-02-23
4317143 Tape recorder 1982-02-23
4309727 Automatic reverse tape recorder with means for stopping the automatic reverse operation during recording 1982-01-05
4305103 Automatic reverse cassette type recorder 1981-12-08
4286300 Tape cassette Toshihisa Nakao 1981-08-25
4283095 Capstan shaft thrust pad device 1981-08-11
4240551 Magnetic tape cassette holder 1980-12-23
4236681 Tape recorder 1980-12-02
4231268 Flywheel for small size tape recorder 1980-11-04
4206982 Camera 1980-06-10
4202513 Tape end detector for reel driven cassette tape recorder 1980-05-13
4197636 Method of producing a structure of connection terminals 1980-04-15