YT

Yoshihiro Tanigawa

Canon: 7 patents #7,830 of 19,416Top 45%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
Overall (All Time): #526,138 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6167262 Communication apparatus 2000-12-26
5999608 Telephone exchange apparatus having an integrated services digital network interface 1999-12-07
5956392 Private branch exchange apparatus Toshihiko Ikeno 1999-09-21
5941734 Connector Koji Ikeda, Shinji Morino, Koji Yamashita, Hirohisa Okuno, Takao Sase +1 more 1999-08-24
5762518 Lever modular jack telephone type connector Koji Yamashita, Shinji Morino, Hirohisa Okuno, Takao Sase, Koji Ikeda +1 more 1998-06-09
5742895 Device for transmitting and receiving information signal in multimedia communication system Shinji Morino, Isao Shimada, Masafumi Morimoto, Koji Ikeda, Sadaaki Kondo +1 more 1998-04-21
5586172 Telephone exchange system Shigeki Sakurai, Masatomo Ohuchi, Shoji Suzuki, Katsuhiro Kakizawa, Kuniaki Ohtsuka 1996-12-17
5459778 Telephone exchange apparatus, and method of connecting calls therein Shoichi Takashima 1995-10-17
5251254 Control of incoming and outgoing calls in a key system Tsutomu Nishino, Shoichi Takashima 1993-10-05
5138655 Telephone apparatus capable of setting card unit therein Shoichi Takashima, Kuniaki Ohtsuka, Shoji Suzuki, Shunji Arai, Shigeru Hiroki +2 more 1992-08-11