KY

Keiji Yuyama

PA Panasonic: 13 patents #1,866 of 21,108Top 9%
SC Sanyo Electric Co.: 6 patents #961 of 6,347Top 20%
Overall (All Time): #235,436 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
D944882 Projector 2022-03-01
D901576 Projector 2020-11-10
D870798 Projector Takashi Koyama, So Suzuki 2019-12-24
D822752 Projector 2018-07-10
D803928 Projector 2017-11-28
D799579 Projector 2017-10-10
D775681 Projector Takashi Tsukahara 2017-01-03
D740877 Projector 2015-10-13
D730427 Projector Ippei Ohashi, Takashi Tsukahara 2015-05-26
D727999 Projector Takashi Tsukahara, Toshihiro Nakashima 2015-04-28
D727998 Projector 2015-04-28
D710331 Remote controller for projector Takashi Tsukahara, Ippei Ohashi 2014-08-05
D691188 Projector 2013-10-08
D688724 Projector Takashi Tsukahara, Sadayoshi Azuma, Ippei Ohashi, Hiroshi Chino, So Suzuki +2 more 2013-08-27
8267530 Video projector Taichi Yoshimura, Yasuyuki Hirouchi 2012-09-18
D648366 Projector 2011-11-08
D647941 Projector 2011-11-01
D590065 Electric massager Noriyuki Mori 2009-04-07
D491375 Chair-type massager 2004-06-15