KT

Keiji Tsunoda

TE Teac: 25 patents #17 of 440Top 4%
KT Kabushiki Kaisha Toshiba: 18 patents #1,647 of 21,451Top 8%
📍 Kokubunji, JP: #24 of 714 inventorsTop 4%
Overall (All Time): #71,029 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
D362666 Digital audio tape recorder Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima 1995-09-26
D340716 Digital audio disc player Masafumi Ito, Shigeru Hasegawa 1993-10-26
D338671 Streaming cassette tape drive Masafumi Ito, Shigeru Hasegawa, Minoru Sube, Haruki Takita, Hiroyuki Watanabe 1993-08-24
D338520 Air cleaner Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima 1993-08-17
D337753 Synchronization controller for electric machines Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima 1993-07-27
D331574 Combined disk drive and streaming cassette tape drive Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima 1992-12-08
D325910 Combined audio mixer and tape recorder Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima 1992-05-05
D325737 Audio mixer Masafumi Ito, Shigeru Hasegawa 1992-04-28
D325580 Audio mixer Masafumi Ito, Shigeru Hasegawa, Minoru Sube 1992-04-21
D325383 Audio mixer Masafumi Ito, Shigeru Hasegawa, Minoru Sube 1992-04-14
D325204 Combined audio mixer and tape recorder Masafumi Ito, Shigeru Hasegawa, Haruki Takita, Katsuhiro Takashima 1992-04-07
D322964 Streaming cassette tape drive Masafumi Ito, Shigeru Hasegawa, Minoru Sube, Katsuhiro Takashima 1992-01-07
D322779 Streaming cassette tape drive Masafumi Ito, Shigeru Hasegawa, Minoru Sube, Katsuhiro Takashima 1991-12-31
D322600 Streaming cassette tape drive Masafumi Ito, Shigeru Hasegawa, Minoru Sube, Katsuhiro Takashima 1991-12-24
D322431 Streaming cassette tape drive Masafumi Ito, Shigeru Hasegawa, Minoru Sube, Katsuhiro Takashima 1991-12-17
D322247 Streaming cassette tape drive Masafumi Ito, Shigeru Hasegawa, Minoru Sube, Katsuhiro Takashima 1991-12-10
D319236 Combined tape player and tuner Masafumi Ito, Shigeru Hasegawa, Minoru Sube, Hiroyuki Watanabe, Manami Fujino +1 more 1991-08-20
D318665 Combined tape player and tuner Masafumi Ito, Shigeru Hasegawa, Minoru Sube, Hiroyuki Watanabe, Manami Fujino +1 more 1991-07-30