YT

Yasuo Tezuka

SC Sumitomo Chemical: 17 patents #207 of 4,033Top 6%
Fujitsu Limited: 12 patents #2,592 of 24,456Top 15%
📍 Ibaraki, JP: #207 of 6,779 inventorsTop 4%
Overall (All Time): #132,142 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
9020506 Base station controller, base station and communication method Masanori Hashimoto, Kayo Motohashi, Nao Miyazaki 2015-04-28
8331316 Mobile communication system Masanori Hashimoto, Nao Miyazaki, Kayo Motohashi 2012-12-11
8131309 Radio communication system, base transceiver station, and extension device Nao Miyazaki, Masanori Hashimoto, Hidekazu Kuniyoshi, Kayo Motohashi, Satoshi Maruyama +2 more 2012-03-06
7822004 Data transmission line establishing system between mobile telephone terminals Masanori Hashimoto, Akio Yaba, Kayo Motohashi 2010-10-26
7751376 System for establishing data transmission path between mobile phone terminals Masanori Hashimoto, Akio Yaba, Kayo Motohashi 2010-07-06
7738922 Terminal state control system Masanori Hashimoto, Nao Miyazaki, Hidekazu Kuniyoshi 2010-06-15
7391765 Congestion control system for VoIP network Ryuji Ishikawa, Masataka Sakata 2008-06-24
6954433 IP processor Yuichirou Chikamatsu 2005-10-11
6826354 Buffer control method and buffer control device 2004-11-30
6792002 Packet transfer system Hideo Abe, Tetsuo Yamaguchi, Takeshi Harada 2004-09-14
6658014 Packet buffer device and packet assembling method 2003-12-02
6636479 Communication unit having packet multiplexing function Yuichiro Chikamatsu, Hideo Abe 2003-10-21
4937326 Reactive scarlet dyes having both monochlorotriazinyl and vinylsulfone type reactive groups linked via N-alkylated amino Yutaka Kayane, Masaki Sunami, Katsumasa Otake 1990-06-26
4935500 Metallized formazan compounds having two fiber reactive groups linked by n-alkyl-containing group Takashi Omura, Katsumasa Otake, Kaneo Yokoyama 1990-06-19
4841027 Process for preparing phenyl- and naphthylazo-aminonaphthol sulphonic acids Yutaka Kayane, Takashi Omura, Hideharu Sone 1989-06-20
4841031 Reactive dye having both monochlorotriazinyl and vinylsulfone type reactive groups Yutaka Kayane, Katsumasa Otake 1989-06-20
4720542 Formazan blue reactive dye Takashi Omura, Masaki Sunami 1988-01-19
4667022 Reactive dye having both monochlorotriozinyl and vinylsulfone type reactive groups Toshio Nakamatsu, Yoshikazu Matsuo 1987-05-19
4663440 Bisazo brown reactive dye Takashi Omura, Masaki Sunami 1987-05-05
4644058 Reactive pyridone azo dyes having both monochlorotriazinyl and vinylsulfone type reactive groups Yasutaka Shimidzu, Naoki Harada 1987-02-17
4530996 Bisazo blue-black dye having vinylsulfone type fiber-reactive group Takashi Omura, Naoki Harada 1985-07-23
4490525 Polysaccharides containing phthalocyanine nucleus Hikoya Hayatsu 1984-12-25
4482501 Process for producing aminoaryl-.beta.-sulfatoethylsulfone Nobuzi Nishimura, Utazi Sawa, Takemi Tokieda, Shun Hayakawa 1984-11-13
4464297 Fiber reactive bisazo dye having both a vinylsulfone type reactive group and an ortho-nitrophenyl group Takashi Omura, Naoki Harada 1984-08-07
4412948 Reactive disazo blue dye Takashi Omura, Masaki Sunami 1983-11-01