HN

Hirotsugu Nakazawa

UJ Unisia Jecs: 6 patents #38 of 395Top 10%
OC Olympus Optical Co.: 4 patents #789 of 2,334Top 35%
Overall (All Time): #525,102 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6462537 Rotation angle sensor Yoshihiro Kogure 2002-10-08
6275027 Rotation angle sensor Yoshihiro Kogure 2001-08-14
6268722 Rotation angle sensor having improved magnetic leakage effect prevention and reduction in parts Yoshihiro Kogure 2001-07-31
6157186 Rotation detecting apparatus having a casing made of resin material and having a clearance groove for absorbing thermal radiation Yuhide Aoki 2000-12-05
5889400 Sensor arranged for detecting angular displacement and direction of valve axle 1999-03-30
5811968 Rotation angle sensor Yuhide Aoki 1998-09-22
4914464 Focussing apparatus for camera with zoom lens Miyazawa Azuma 1990-04-03
4885600 Zoom mechanism for a zoom lens in cameras and the like Kazuyuki Iwasa 1989-12-05
4849781 Range detector Mitsugi Fukushima 1989-07-18
4572645 Exposure control device for camera Yoichi Yoshida, Akihiko Hashimoto, Tatsuya Suzuki, Hitoshi Shirai, Hiroshi Akitake 1986-02-25