KI

Keiichiro Ishihara

Canon: 72 patents #307 of 19,416Top 2%
SO Sony: 13 patents #3,381 of 25,231Top 15%
JD Japan Display: 1 patents #900 of 1,204Top 75%
JW Japan Display West: 1 patents #90 of 194Top 50%
Overall (All Time): #19,606 of 4,157,543Top 1%
86
Patents All Time

Issued Patents All Time

Showing 76–86 of 86 patents

Patent #TitleCo-InventorsDate
6774924 Scanning optical device with single lens scanning optical element Manabu Kato, Hiroshi Sato, Hidekazu Shimomura 2004-08-10
6700596 Scanning optical element with light-beam passage 2004-03-02
6690497 Optical scanner and image forming apparatus using the same 2004-02-10
6683707 Scanning optical apparatus and image forming apparatus using the same Hiroshi Sato, Manabu Kato, Hidekazu Shimomura 2004-01-27
6665103 Optical scanning apparatus and image forming apparatus using the same 2003-12-16
6593954 Multibeam scanning apparatus with appropriately spaced light source 2003-07-15
6590688 Optical scanning apparatus and image forming apparatus using the same 2003-07-08
6563624 Optical scanning apparatus and image-forming apparatus using it 2003-05-13
6556332 Optical scanner and image forming apparatus using the same 2003-04-29
6512623 Scanning optical device 2003-01-28
6185029 Optical scanner and electrophotographic printer employing the same 2001-02-06