ET

Eisei Togawa

HI Hitachi: 2 patents #336 of 2,935Top 15%
Overall (1989): #28,388 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4841624 Method of producing a thin film magnetic head Saburo Suzuki, Kenji Sugimoto, Shunichiro Kuwatsuka 1989-06-27
4841402 Thin film magnetic head and method of manufacture Tadashi Imanaka, Masayuki Takagi, Harunobu Saito, Sadanori Nagaike, Masaki Ohura 1989-06-20