Inventor · Toyokawa, JP

Toshio Naiki

27Patents
9h-index
22Co-inventors
71Inventor score

Filing activity: Aug 26, 1988 → Jan 27, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5870133A Laser scanning device and light source thereof having temperature correction capability Physics 41 Expired
US5815301A Scanning optical apparatus Physics 20 Expired
US5890789A Multi-beam emitting device having an acoustooptic element Physics 17 Expired
US5563729A Image forming light scanning apparatus Physics 17 Expired
US5943153A Lens holding apparatus and a light-beam scanning optical apparatus Physics 16 Expired
US5301060A Optical element Physics 14 Expired
US6157478A Multibeam scanning optical apparatus and laser light source apparatus Performing Operations; Transporting 14 Expired
US5212501A Image recording apparatus with a laser optical unit Physics 10 Expired
US6101018A Light beam scanning optical apparatus Physics 10 Expired
US5113291A Optical axis and focus adjustment mechanism for semiconductor laser and collimator lens Physics 8 Expired
US6034806A Light source device and light beam scanning optical apparatus Physics 7 Expired
US6172787A Laser beam scanning optical apparatus Electricity 7 Expired
US6038353A Light beam scanning optical apparatus Electricity 6 Expired
US5680244A Scanning optical system Physics 5 Expired
US5969843A Light source device and light beam scanning optical apparatus Performing Operations; Transporting 5 Expired
US5173798A Beam scanning apparatus with sensor for detecting beam position Physics 5 Expired
US5486954A Optical device having an optical lens and a mounting assembly Physics 4 Expired
US6137616A Multi-beam optical scanning device Physics 3 Expired
US4959664A Laser scanner with beam transmissivity control Physics 3 Expired
US5371632A Single aspherical plano-convex collimator lens Physics 3 Expired
US6021145A Laser diode array unit Electricity 2 Expired
US5721631A Image forming light scanning apparatus Physics 1 Expired
US5926306A Image forming light scanning apparatus Physics 1 Expired
US6574035B2 Diffraction optical device and optical apparatus using the same Physics 1 Expired
US6134255A Laminate type multi-semiconductor laser device and laser beam scanning optical apparatus employing the semiconductor laser device Electricity 1 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.