Inventor

NAKAZAWA HIROTSUGU

JP10 patents

⚠️ This page may combine multiple inventors who share the name “NAKAZAWA HIROTSUGU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNISIA JECS CORP

6 patents

US6268722B1Jul 31, 2001

Rotation angle sensor having improved magnetic leakage effect prevention and reduction in parts

UNISIA JECS CORP63 citations94

US5811968ASep 22, 1998

Rotation angle sensor

UNISIA JECS CORP59 citations94

US5889400AMar 30, 1999

Sensor arranged for detecting angular displacement and direction of valve axle

UNISIA JECS CORP53 citations92

US6157186ADec 5, 2000

Rotation detecting apparatus having a casing made of resin material and having a clearance groove for absorbing thermal radiation

UNISIA JECS CORP37 citations90

US6462537B2Oct 8, 2002

Rotation angle sensor

UNISIA JECS CORP9 citations72

US6275027B1Aug 14, 2001

Rotation angle sensor

UNISIA JECS CORP14 citations72

OLYMPUS OPTICAL CO

4 patents

US4885600ADec 5, 1989

NAKAZAWA HIROTSUGU

UNISIA JECS CORP

Rotation angle sensor having improved magnetic leakage effect prevention and reduction in parts

Rotation angle sensor

Sensor arranged for detecting angular displacement and direction of valve axle

Rotation detecting apparatus having a casing made of resin material and having a clearance groove for absorbing thermal radiation

Rotation angle sensor

Rotation angle sensor

OLYMPUS OPTICAL CO

Zoom mechanism for a zoom lens in cameras and the like

Range detector

Focussing apparatus for camera with zoom lens

Exposure control device for camera