KA

Koichi Akiyama

SE Seiko Epson: 139 patents #12 of 7,774Top 1%
Mitsubishi Electric: 28 patents #534 of 25,717Top 3%
KC Kowa Company: 12 patents #30 of 562Top 6%
TI Takeda Chemical Industries: 8 patents #152 of 1,420Top 15%
MC Mitsubishi Chemical: 4 patents #463 of 3,022Top 20%
Nissan Motor Co.: 3 patents #2,303 of 8,689Top 30%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
HC Hirose Electric Co.: 3 patents #115 of 407Top 30%
ME Mitsubishi Electric: 2 patents #243 of 959Top 30%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
NE Nec: 2 patents #5,510 of 14,502Top 40%
TK Toshiba Tec Kabushiki Kaisha: 2 patents #886 of 1,664Top 55%
FI Fujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
MC Mitsui Takeda Chemicals: 1 patents #15 of 41Top 40%
RC Ricoh Imaging Company: 1 patents #35 of 67Top 55%
AA Autoliv Development Ab: 1 patents #518 of 1,363Top 40%
Overall (All Time): #3,135 of 4,157,543Top 1%
206
Patents All Time

Issued Patents All Time

Showing 101–125 of 206 patents

Patent #TitleCo-InventorsDate
10060602 Illuminator and projector 2018-08-28
10057553 Light source device, illumination device, and projector 2018-08-21
10036946 Light source device, illumination device, and projector with solid-state light source and collimator lens 2018-07-31
9989830 Optical modulator element, optical modulation module including optical modulator element, and method for manufacturing optical modulator element Yuichiro Horiguchi, Satoshi Nishikawa, Shusaku Hayashi, Yohei HOKAMA, Kentaro ENOKI +1 more 2018-06-05
9983470 Light source device and projector Akira Egawa 2018-05-29
9961314 Illumination device and projector 2018-05-01
9946143 Light source apparatus and projector 2018-04-17
9942528 Wavelength conversion element, illumination device, and projector 2018-04-10
9915849 Optical modulator Satoshi Nishikawa, Toshiyuki Tanaka, Eiji Yagyu 2018-03-13
9915860 Wavelength conversion element, illumination device, and projector 2018-03-13
9898394 Test design assistance device, test design assistance method, program and computer-readable medium 2018-02-20
9823558 Light source device, method for manufacturing light source device, and projector 2017-11-21
9810977 Solid-state light source device and projector utilizing a plurality of collimator lenses 2017-11-07
9804485 Light source device, lighting apparatus, and projector 2017-10-31
9804486 Light source apparatus, illuminator, and projector having multiple reflection elements 2017-10-31
9733497 Semiconductor optical modulator and optical module Eiji Yagyu 2017-08-15
9632321 Illumination device and projector 2017-04-25
9568817 Illumination apparatus and projector 2017-02-14
9541819 Illuminator and projector for preventing a shift of an illumination region 2017-01-10
9500941 Illumination device and projector Akihiro Kashiwagi 2016-11-22
9488902 Illuminator and projector 2016-11-08
9429831 Lighting device and projector 2016-08-30
9285667 Projector 2016-03-15
9246622 Semiconductor optical element, optical module and method of manufacturing semiconductor optical element Asami UCHIYAMA, Yusuke Azuma, Yoshimichi Morita, Takeshi Yamatoya 2016-01-26
9010938 Projector with multiple different types of illumination devices 2015-04-21