KN

Ken Nagashima

KC Kyowa Hakko Kogyo Co.: 2 patents #380 of 943Top 45%
📍 Nanbu, JP: #540 of 1,154 inventorsTop 50%
Overall (All Time): #2,258,253 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5726325 Tricyclic compounds Makoto Yoshida, Shin-ichi Sasaki, Shigeru Aono, Shigeki Fujiwara, Haruki Takai +2 more 1998-03-10
5661147 Imidazoquinazoline derivatives Daisuke Machii, Kenji Matsuno, Iwao Kinoshita, Yuji Nomoto, Haruki Takai +5 more 1997-08-26