ND

Nobukazu Doi

HI Hitachi: 6 patents #97 of 3,950Top 3%
Overall (2002): #5,469 of 266,432Top 3%
6
Patents 2002

Issued Patents 2002

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6483816 CDMA communication system and its transmission power control method Katsuhiko Tsunehara, Takashi Yano, Takaki Uta, Keiji Hasegawa 2002-11-19
6459402 Method for measuring distance and position using spectrum signal, and an equipment using the method Katsuhiko Tsunehara, Mikio Kuwahara, Tomoaki Ishifuji 2002-10-01
6456609 Code division multiple access mobile communication system Yasuo Ohgoshi, Takashi Yano 2002-09-24
6393013 CDMA mobile communication system and communication method Hironari Masui, Yasuo Ohgoshi, Takashi Yano 2002-05-21
6377613 Communication apparatus for code division multiple accessing mobile communications system Manabu Kawabe, Seishi Hanaoka 2002-04-23
6335924 Spread spectrum communication system and transmission power control method therefor Takashi Yano 2002-01-01