YH

Yasuo Hayakawa

AC Alps Electric Co.: 2 patents #36 of 273Top 15%
HC Hitachi Construction Machinery Co.: 1 patents #15 of 62Top 25%
📍 Ibaraki, JP: #54 of 769 inventorsTop 8%
Overall (2002): #18,453 of 266,432Top 7%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6459551 Thin film magnetic head 2002-10-01
6394212 Rotary type construction machine and cab, equipment housing cover and counterweight for such construction machine Yutaka Takano, Hideo Hokari, Kazutaka Tateishi 2002-05-28
6351204 Thin magnetic element and transformer Kiyohito Yamasawa, Takashi Hatanai, Akihiro Makino, Yutaka Naito, Naoya Hasegawa 2002-02-26