KK

Katsumi Kitagawa

NL Nippon Sheet Glass Company, Limited: 3 patents #248 of 836Top 30%
YC Yuasa Battery Co.: 3 patents #11 of 88Top 15%
Casio Computer Co.: 2 patents #935 of 1,970Top 50%
Overall (All Time): #1,039,801 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6747724 Liquid crystal display device having non-display area with reduced width Eiichi Onaka, Shinichi Kato 2004-06-08
5424753 Method of driving liquid-crystal display elements Hiroyuki Okimoto, Shyunichi Sato 1995-06-13
5281498 Sheet-like separator and valve regulated lead acid battery Junji Muto, Hironori Kitawaki, Shoji Sugiyama, Yasuhide Nakayama, Kenjiro Kishimoto 1994-01-25
5225298 Sealed lead acid battery and separator for use in sealed lead acid battery Yasuhide Nakayama, Kenjiro Kishimoto, Junji Muto, Hironori Kitawaki, Shoji Sugiyama 1993-07-06
5206100 Separator and sealed lead acid battery Junji Muto, Hironori Kitawaki, Shoji Sugiyama, Yasuhide Nakayama, Kenjiro Kishimoto 1993-04-27