HY

Hiroshi Yoshizawa

CK Chemipro Kasei Kaisha: 1 patents #11 of 16Top 70%
Overall (All Time): #1,013,642 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8440824 Method for producing pyrimidine compound Shigeo Murai, Ryoji Koto, Takeshi Ohshima, Katsuyoshi Murakami, Takao Awazu +5 more 2013-05-14
8338612 Process for producing toluidine compound Shigeo Murai, Takeshi Ohshima, Katsuyoshi Murakami, Takayoshi Ando, Tadashi Nakamura +2 more 2012-12-25
5731440 Intermediates for producing 5,7-dichloro-4-hydroxyquinoline Motohiko Hamaguchi, Tomizo Fujino 1998-03-24
5571918 Method for producing 2-methylspiro(1,3-oxathiolane-5,3')quinuclidine Koji Hayashi, Sho Tokumoto, Tatsuo Isogai, Masaru Kimura, Masahiko Sawaki +4 more 1996-11-05
4490534 Process for producing 3-chloro-5-trifluoromethylpyridines Kanichi Fujikawa, Yasuhiro Tsujii, Itaru Shigehara, Tatsuo Isogai, Mikio Miyaji 1984-12-25