KO

Koichi Ogiwara

NC Nissin Kogyo Co.: 10 patents #11 of 334Top 4%
HL Hashimoto Forming Industry Company Limited: 1 patents #20 of 34Top 60%
Overall (All Time): #470,113 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
7273085 Method of deoxidation casting and deoxidation casting machine Keisuke Ban 2007-09-25
7104309 Method of deoxidation casting and deoxidation casting machine Keisuke Ban, Sakuzo Nakatani, Akira Sunohara 2006-09-12
6964293 Method of casting and casting machine Keisuke Ban, Akira Sunohara, Yasuhiro Sasaki, Sakuzo Nakatani 2005-11-15
6848496 Casting method and casting apparatus Keisuke Ban, Akira Sunohara, Yasuhiro Sasaki 2005-02-01
6805191 Reduction casting method, reduction casting apparatus and molding die using same Keisuke Ban, Akira Sunohara 2004-10-19
6752199 Reduction casting method, reduction casting apparatus and molding die using same Keisuke Ban, Akira Sunohara 2004-06-22
6745816 Method of casting and casting machine Keisuke Ban, Akira Sunohara, Yasuhiro Sasaki, Sakuzo Nakatani 2004-06-08
6745817 Casting method and casting apparatus Keisuke Ban, Akira Sunohara, Yasuhiro Sasaki 2004-06-08
6725900 Method of deoxidation casting and deoxidation casting machine Keisuke Ban, Sakuzo Nakatani, Akira Sunohara 2004-04-27
6722417 Deoxidation casting, aluminium casting and casting machine Keisuke Ban 2004-04-20
4987765 Method and apparatus for multi-step workpiece manufacturing Tatsuo Nishimura, Makoto Chikama 1991-01-29