Intrusion detector having a generally planar fresnel lens provid
Invertible trackball
Ion-nitriding apparatus
Ionization chamber for chemical ionization
IR/ladar scanner
Irradiating apparatus using a scanning light source for photodyn
Irregular pattern input device comprising an optical fiber bundl
Isolation mount for an optical encoder
Isolation pad for protecting sensing devices on the outside...
Isotopic gas analyzer and method of judging absorption...
Item dispensing control system for use in vending devices