IT

Ichirou Tokunaga

AC Alps Electric Co.: 2 patents #36 of 273Top 15%
📍 Rifu, JP: #18 of 223 inventorsTop 9%
Overall (2002): #28,354 of 266,432Top 15%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6496003 Magnetic displacement detecting device having linear changing magnetic field over the length of the service Hirofumi Okumura 2002-12-17
6456065 Device for detecting the rotational angle of a rotary member Toshiyuki Hoshi, Hironori Kato, Yoshio Sanpei, Hirofumi Okumura, Toshio Ogawa 2002-09-24
6452382 Encoder provided with giant magnetoresistive effect elements Seiji Kikuchi, Yoshito Sasaki, Takashi Hatanai 2002-09-17