SW

Sakae Watanabe

HT Hitachi Telecom Technologies: 6 patents #3 of 71Top 5%
HD Hitachi Displays: 3 patents #305 of 752Top 45%
HD Hitachi Display Devices: 1 patents #21 of 56Top 40%
Overall (All Time): #582,376 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7817223 Liquid crystal display device Hiroshi Kurihara, Seiichi Nishiyama 2010-10-19
7015634 Projection type cathode ray tube device Katsumi Hirota 2006-03-21
6917168 Cathode ray tube device and a television set using the same Souichi Sakurai, Takanori Hisada 2005-07-12
6898178 ATM device, subscriber system, communication system and backup method Ikuo Aso, Isao Wada 2005-05-24
6862290 Line switching system and line switching unit of dynamic band variation unit Ikuo Aso, Isao Wada, Kazumasa Azuma 2005-03-01
6215794 Multiple band change-over method for multiplex communication equipment Kazumasa Azuma, Kaoru Suzuki, Ikuo Aso 2001-04-10
6031824 Maintenance and supervisory control method and system for multiplex communication equipment Kazumasa Azuma, Kaoru Suzuki, Ikuo Aso 2000-02-29
5999516 Multiplex communication equipment and communication test method thereof Kaoru Suzuki, Kazumasa Azuma, Ikuo Aso 1999-12-07
5953313 Circuit switching control method for multiplex communication equipment Ikuo Aso, Kazumasa Azuma, Kaoru Suzuki 1999-09-14