KT

Katsuhiko Tsunehara

HI Hitachi: 36 patents #629 of 28,497Top 3%
HE Hitachi Kokusai Electric: 2 patents #354 of 843Top 45%
KD Kddi: 2 patents #137 of 396Top 35%
Overall (All Time): #85,972 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 1–25 of 38 patents

Patent #TitleCo-InventorsDate
11823111 Work instruction system and work instruction method Yuuichi SUGINISHI, Toru Tanaka, Shinichi Kawamoto 2023-11-21
8891390 Wireless base station for controlling antenna transmission power Hajime Kanzaki, Kenzaburo Fujishima, Mikio Kuwahara 2014-11-18
8787146 Timing adjustment method, receiving station, and transmitting station in wireless communication system, and wireless communication system Satoshi Tamaki, Mikio Kuwahara, Kenzaburo Fujishima, Pinai Linwong 2014-07-22
8451774 Communication system and gateway apparatus Daisuke Matsubara, Seishi Hanaoka, Masashi Yano 2013-05-28
8447311 Radio communications system Kenzaburo Fujishima, May Takada, Satoshi Tamaki, Shinya Sasaki, Go Ono +1 more 2013-05-21
8413030 Wireless communication system, receiver and signal processing method for received signal Yunjian Jia 2013-04-02
8315153 Wireless communications equipments with function of detecting random access signal, wireless communications systems with function of detecting random access signal and method of random access signal detection Yunjian Jia 2012-11-20
8165620 Radio communication apparatus with a bus dedicated to data transmission Hirotake Ishii 2012-04-24
8111683 Base station and mobile station for OFDMA cellular system Tomonori Yamamoto, Satoshi Tamaki, May Takada, Mikio Kuwahara 2012-02-07
7969347 Method for measuring distance and position using spread spectrum signal, and an equipment using the method Nobukazu Doi, Mikio Kuwahara, Tomoaki Ishifuji 2011-06-28
7756489 Software defined radio and library configuration therefor Takashi Ishikawa, Manabu Kawabe, Hirotake Ishii 2010-07-13
7663532 Method for measuring distance and position using spread spectrum signal, and an equipment using the method Nobukazu Doi, Mikio Kuwahara, Tomoaki Ishifuji 2010-02-16
7609197 Method for measuring distance and position using spread spectrum signal, and an equipment using the method Nobukazu Doi, Mikio Kuwahara, Tomoaki Ishifuji 2009-10-27
7403580 Software defined radio system Hirotake Ishii, Takashi Yano 2008-07-22
7353032 Method, system, and apparatus for detecting a position of a terminal in a network Atsushi Ogino, Takashi Yano, Ryota Yamasaki, Masaaki Shida, Hideya Suzuki +1 more 2008-04-01
7346330 Software-defined radio apparatus Manabu Kawabe, Hirotake Ishii, Takashi Ishikawa 2008-03-18
7280521 Access point apparatus for a system for determining the location of a terminal and a terminal location determining method Takashi Yano 2007-10-09
7272418 Base station and wireless communication system Takashi Yano 2007-09-18
7266098 Wireless position measurement method and wireless position measurement system Atsushi Ogino, Ryota Yamasaki, Naoto Matsuzawa, Hideya Suzuki, Takashi Yano 2007-09-04
7236879 Method for calculating the position of a mobile terminal, positioning system, and position calculation apparatus Kenzaburo Fujishima 2007-06-26
7167712 Method, system, and apparatus for detecting a position of a terminal in a network Atsushi Ogino, Takashi Yano, Ryota Yamasaki, Masaaki Shida, Hideya Suzuki +1 more 2007-01-23
7116992 Mobile station using positional information Mikio Kuwahara, Ayumu Koide, Nobukazu Doi 2006-10-03
7072673 Radio handset and position location system Kenzaburo Fujishima, Mikio Kuwahara, Koji Watanabe 2006-07-04
7016653 Radio terminal Mikio Kuwahara 2006-03-21
7006475 Mobile communication method using CDMA multiplexing technique and mobile communication system Toshiro Suzuki, Takashi Yano, Takaki Uta, Hisato Iwai 2006-02-28