SD

Showa Ueki, deceased

AC Asahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
AK Asahi Kasei Kogyo K.K.: 1 patents #3 of 19Top 20%
Overall (All Time): #2,269,594 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5621103 Tetrahydropyridine derivative having substituents on three rings Hiromu Kawakubo, Tadashi Nagatani 1997-04-15
5126448 Pyridine derivatives Hiromu Kawakubo, Katsuya Okazaki, Tadashi Nagatani 1992-06-30