IY

Isao Yamaguchi

TC Tanabe Seiyaku Co.: 3 patents #1 of 51Top 2%
HC Heiwa Seiki Kogyo Co.: 1 patents #1 of 1Top 100%
Overall (1989): #4,937 of 140,708Top 4%
4
Patents 1989

Issued Patents 1989

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D303269 Tripod pan head and handle 1989-09-05
4853404 Phenoxyacetic acid derivatives composition and use Norio Takamura, Kuniyuki Oda, Shinichi Kodato, Koji Yano 1989-08-01
4822789 Method of producing renal function-improving effect and diuretic effect on warm-blooded animal Yoshiaki Akimoto, Taku Nagao 1989-04-18
4804672 2-oxo-imidazolidine derivatives as agents for treatment of kidney diseases Shinsuke Nishiyama, Masami Kubo 1989-02-14