Inventor · Tokyo, JP

Takehiro Ishidate

75Patents
8h-index
20Co-inventors
74Inventor score

Filing activity: Oct 29, 2010 → Jun 28, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US8947478B2 Light scanning apparatus and image forming apparatus Physics 28 Active
US9086645B2 Light scanning apparatus Physics 25 Active
US9195063B2 Light scanning apparatus and image forming apparatus Physics 25 Active
US9400444B2 Image forming apparatus with improved timing for emitting beam detect light beam Physics 23 Active
US9316992B2 Light scanning apparatus and image forming apparatus Physics 21 Active
US9517638B2 Light scanning apparatus and image forming apparatus Physics 21 Active
US9720207B2 Light scanning apparatus Physics 19 Active
US9772577B2 Light scanning apparatus Physics 16 Active
US10303081B2 Casing of a light scanning apparatus, light scanning apparatus, and image forming apparatus Physics 5 Active
US10185119B2 Optical scanning apparatus with reflection mirror mounted by leaf springs and image forming apparatus therof Physics 5 Active
US10303080B2 Image forming apparatus with improved timing for emitting beam detect light beam Electricity 5 Active
US8619108B2 Optical scanning apparatus and image forming apparatus Electricity 5 Active
US10473922B2 Casing of optical scanning apparatus and optical scanning apparatus Physics 4 Active
US10451870B2 Optical scanning apparatus and image forming apparatus Electricity 4 Active
US10551786B2 Image forming apparatus including optical print head Physics 4 Active
US10498920B2 Light scanning apparatus and image forming apparatus Electricity 4 Active
US10324396B2 Light scanning apparatus, image forming apparatus, and housing Physics 4 Active
US10274860B2 Method for manufacturing light scanning apparatus, and image forming apparatus Physics 4 Active
US10429759B2 Image forming apparatus having optical print head Physics 3 Active
US9019332B2 Cover member, light scanning apparatus, and image forming apparatus Electricity 3 Active
US10353337B2 Image forming apparatus including optical print head Physics 2 Active
US9195162B2 Cover member, light scanning apparatus, and image forming apparatus Electricity 2 Active
US10564589B2 Image forming apparatus including optical print head Physics 2 Active
US10503115B2 Image forming apparatus including optical print head Physics 2 Active
US10459364B2 Image forming apparatus having optical print head Physics 1 Active

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