HY

Hiroto Yasui

Canon: 13 patents #5,080 of 19,416Top 30%
MC Mitsui Chemicals: 2 patents #873 of 2,279Top 40%
Overall (All Time): #319,700 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10746977 Optical system and image pickup apparatus including the same 2020-08-18
10379272 Optical system and image pickup apparatus including the same 2019-08-13
10082643 Optical system and optical apparatus with diffractive optical element 2018-09-25
9273202 Adhesive composition and adhesive containing the same Hiroshi Hoya, Koji Matsunaga, Yoji Hayakawa, Shin Tokui 2016-03-01
9164291 Optical system including diffractive optical element and optical apparatus 2015-10-20
8877856 Adhesive resin composition and hot melt adhesive obtained therefrom Koji Matsunaga 2014-11-04
8792168 Optical system including diffractive grating and optical apparatus 2014-07-29
8355205 Optical element and optical system including the same 2013-01-15
8064145 Optical system and optical apparatus using the same 2011-11-22
7710651 Contacting two-layer diffractive optical element 2010-05-04
7253973 Image-pickup optical system 2007-08-07
7221519 Zoom lens system and image pickup apparatus including the same 2007-05-22
7151636 Optical system 2006-12-19
6741398 Zoom lens system, image projecting and image pick-up devices using the same 2004-05-25
6639737 Zoom lens system and projection apparatus using the same Fumihito Wachi 2003-10-28