TK

Toshihiko Kotaka

OC Oki Electric Industry Co.: 4 patents #523 of 2,807Top 20%
Overall (All Time): #1,273,043 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6411148 Telemetering apparatus Tokio Miyashita, Tokuo Nakamura, Hironobu Uehara 2002-06-25
6049234 Telemetering apparatus Tokio Miyashita, Tokuo Nakamura, Hironobu Uehara 2000-04-11
5937030 Off-hook signal and dial pulse generating circuit and a method for driving the same circuit Tokio Miyashita, Tokuo Nakamura 1999-08-10
5875245 High voltage detection circuit, bell signal detection circuit and non-ringing reception detection circuit Tokio Miyasita, Tokuo Nakamura 1999-02-23