TS

Tatsuaki Sekigawa

KT Kabushiki Kaisha Toshiba: 10 patents #3,082 of 21,451Top 15%
NT NTT: 1 patents #2,911 of 4,871Top 60%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
Overall (All Time): #428,945 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
5640682 Radio telecommunication device with display for changed information in received signals Kiyoshi Wagai, Mitsuji Shiono 1997-06-17
5448228 Paging apparatus equipped with a clock function Kiyoshi Wagai, Mitsuji Shiono, Haruhiko Sato 1995-09-05
5285493 Radio tele-communication device with received message displaying feature Kiyoshi Wagai, Shinya Sato, Mitsuji Shiono, Haruhiko Sato 1994-02-08
5274843 Paging apparatus having a battery saving function Makoto Murai, Kiyoshi Wagai 1993-12-28
5264841 Paging apparatus equipped with a clock function Kiyoshi Wagai, Mitsuji Shiono, Haruhiko Sato 1993-11-23
5203014 Radio telecommunication device with a display for changed information in received signals Kiyoshi Wagai, Mitsuji Shiono 1993-04-13
5187471 Radio telecommunication apparatus Kiyoshi Wagai, Shihoko Ohyanagi, Mitsuji Shiono 1993-02-16
5177478 Paging system having an effective ID-code transferring function Kiyoshi Wagai, Shihoko Ohyanagi, Mitsuji Shiono 1993-01-05
5105189 Paging apparatus for receiving and displaying messages Makoto Murai 1992-04-14
4796024 Selective calling receiver with automatic memory storage and turn-on indication Kazushige Sakoh, Hiroshi Arakawa, Hiroyuki Yamaguchi, Toshiyasu Takasugi, Shinjiro Umetsu +1 more 1989-01-03
4606050 System for detecting and recovering a transmitted signal Akio Gotoh, Syuitsu Tsutsumi, Kuniyoshi Marui, Naoto Honda 1986-08-12
4509201 Wireless telephone apparatus with protection against power loss Akio Gotoh, Syuitsu Tsutsumi, Kuniyoshi Marui, Naoto Honda 1985-04-02