YN

Yukio Nakano

HI Hitachi: 83 patents #56 of 28,497Top 1%
NT NTT: 5 patents #1,080 of 4,871Top 25%
HS Hitachi Communication Systems: 1 patents #34 of 83Top 45%
HC Hitachi Software Engineering Co.: 1 patents #175 of 502Top 35%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
NE Nec: 1 patents #7,889 of 14,502Top 55%
HE Hitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
📍 Tokyo, TX: #11 of 78 inventorsTop 15%
Overall (All Time): #20,206 of 4,157,543Top 1%
85
Patents All Time

Issued Patents All Time

Showing 26–50 of 85 patents

Patent #TitleCo-InventorsDate
6694312 Database processing method and apparatus for processing data by analyzing query input Susumu Kobayashi, Yoichi Yamamoto, Masashi Tsuchida, Norihiro Hara, Yoshito Kamegi 2004-02-17
6625115 Self-healing network, method for transmission line switching thereof, and transmission equipment thereof Hiroki Ikeda, Toshiki Sugawara 2003-09-23
6567806 System and method for implementing hash-based load-balancing query processing in a multiprocessor database system Masashi Tsuchida, Nobuo Kawamura, Kazuyoshi Negishi, Shunichi Torii 2003-05-20
6564205 Querying parallel database system that execute stored procedures using abstract data type attributes, retrieving location information of data, sub-data between first and second server Morihiro Iwata, Masashi Tsuchida, Norihiro Hara 2003-05-13
6556988 Database management apparatus and query operation therefor, including processing plural database operation requests based on key range of hash code Masashi Tsuchida, Nobuo Kawamura, Kazuyoshi Negishi, Shunichi Torii 2003-04-29
6505199 Database processing method, apparatus for implementing same, and medium containing processing program therefor Morihiro Iwata, Susumu Kobayashi, Masashi Tsuchida 2003-01-07
6424964 Database processing method and apparatus using handle Masashi Tsuchida, Masato Asami, Morihiro Iwata, Norihiro Hara, Yoshito Kamegi 2002-07-23
6411631 Multiplex type transmitting apparatus Toshiki Sugawara, Masaki Ohira, Takashi Mori 2002-06-25
6405193 Database processing method and apparatus using handle Masashi Tsuchida, Masato Asami, Morihiro Iwata, Norihiro Hara, Yoshito Kamegi 2002-06-11
6374238 Routine executing method in database system Morihiro Iwata, Masashi Tsuchida, Yoshito Kamegi 2002-04-16
6327585 Database processing method and apparatus using handle Masashi Tsuchida, Masato Asami, Morihiro Iwata, Norihiro Hara, Yoshito Kamegi 2001-12-04
6266169 Optical transmission equipment which transmits an amplified optical data signal and an optical surveillance signal Keiji Tomooka, Naohiro Sakakida, Shin Nishimura, Yoshihiro Ashi, Hironari Matsuda +6 more 2001-07-24
6256621 Database management system and query operation therefor, including processing plural database operation requests based on key range of hash code Masashi Tsuchida, Nobuo Kawamura, Kazuyoshi Negishi, Shunichi Torii 2001-07-03
6212516 Parallel database management method and parallel database management system Susumu Kobayashi, Yoichi Yamamoto, Masashi Tsuchida, Norihiro Hara, Yoshito Kamegi 2001-04-03
6169754 Multiplex transmission apparatuses, multiplex transmission networks, and operation method therefor Toshiki Sugawara, Masaki Ohira, Takashi Mori 2001-01-02
6144633 Self-healing network, method for transmission line switching thereof, and transmission equipment thereof Hiroki Ikeda, Toshiki Sugawara 2000-11-07
6094440 Multiplex type transmitting apparatus Toshiki Sugawara, Masaki Ohira, Takashi Mori 2000-07-25
6076085 Routine executing method in database system Morihiro Iwata, Masashi Tsuchida, Yoshito Kamegi 2000-06-13
6067654 ATM switch and control method thereof Takahiko Kozaki, Shinobu Gohara, Yoshihiro Ashi 2000-05-23
6026394 System and method for implementing parallel operations in a database management system Masashi Tsuchida, Nobuo Kawamura, Kazuyoshi Negishi, Shunichi Torii 2000-02-15
6018405 Optical transmission equipment which transmits an amplified optical data signal and an optical surveillance signal Keiji Tomooka, Naohiro Sakakida, Shin Nishimura, Yoshihiro Ashi, Hironari Matsuda +6 more 2000-01-25
6005699 Optical wavelength multiplexing system Keiji Tomooka, Naohiro Sakakida, Shin Nishimura, Yoshihiro Ashi, Hironari Matsuda +6 more 1999-12-21
5983386 ATM switch and control method thereof Takahiko Kozaki, Shinobu Gohara, Yoshihiro Ashi 1999-11-09
5983213 Database processing method and apparatus using handle Masashi Tsuchida, Masato Asami, Morihiro Iwata, Norihiro Hara, Yoshito Kamegi 1999-11-09
5983228 Parallel database management method and parallel database management system Susumu Kobayashi, Yoichi Yamamoto, Masashi Tsuchida, Norihiro Hara, Yoshito Kamegi 1999-11-09