YN

Yoshiaki Nagai

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
Overall (All Time): #1,661,696 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5123103 Method and system of retrieving program specification and linking the specification by concept to retrieval request for reusing program parts Noriko Ohtaki, Yuji Magamatsu, Eiki Chigira 1992-06-16
5070431 Display board illuminating device for passive displays Hideki Kitazawa, Ryohei Terada, Shogo Takeuchi, Tsutomu Kayama, Kohichi Tanimoto +1 more 1991-12-03
4700317 Automatic layout planner and a method for automatically creating a layout plan Toshinori Watanabe, Koji Sasaki, Chizuko Yasunobu, Yumiko Iizuka, Toshiro Yamanaka +2 more 1987-10-13