KY

Katsushige Yanagisawa

NS Nidec Sankyo: 15 patents #18 of 291Top 7%
SS Sankyo Seiki Seisakusho: 4 patents #27 of 287Top 10%
AC Alps Electric Co.: 2 patents #822 of 2,177Top 40%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
SC Sankyo Seiki Mfg. Co.: 1 patents #107 of 244Top 45%
Overall (All Time): #196,573 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
9778545 Lens drive device Tatsuki Wade, Shinji Minamisawa, Tadashi Takeda, Kiyoshi Miyazaki, Hisahiro Ishihara 2017-10-03
9459464 Lens drive device Shinji Minamisawa, Tatsuki Wade, Tadashi Takeda, Kiyoshi Miyazaki, Hisahiro Ishihara 2016-10-04
9291832 Optical unit with shake correcting function with flexible circuit board having folded-back portions Shinji Minamisawa, Hisahiro Ishihara, Tatsuki Wade, Shinroku Asakawa, Yoshihiro Hamada +1 more 2016-03-22
9185296 Optical unit with shake correcting function Tatsuki Wade, Shinroku Asakawa, Shinji Minamisawa, Toshiyuki Karasawa, Yoshihiro Hamada +3 more 2015-11-10
9151964 Optical unit with shake correcting function Yuichi Takei, Yoshihiro Hamada 2015-10-06
9097955 Optical unit and its manufacturing method Tadashi Takeda, Kiyoshi Miyazaki, Jun Yamashita, Hisahiro Ishihara 2015-08-04
9049375 Optical unit with shake correcting function Tatsuki Wade, Shinroku Asakawa, Shinji Minamisawa, Toshiyuki Karasawa, Yoshihiro Hamada +3 more 2015-06-02
9042042 Lens drive device Tatsuki Wade, Shinji Minamisawa, Tadashi Takeda, Kiyoshi Miyazaki, Hisahiro Ishihara 2015-05-26
8860828 Optical unit with shake correcting function Tatsuki Wade, Shinroku Asakawa, Shinji Minamisawa, Yoshihiro Hamada 2014-10-14
8682151 Optical unit with shake correcting function Shinji Minamisawa, Yoshihiro Hamada, Shinroku Asakawa, Hisahiro Ishihara, Tadashi Takeda +1 more 2014-03-25
8571399 Photographic optical device Shinji Minamisawa, Toshiyuki Karasawa, Yuichi Takei, Tadashi Takeda, Akihiro Nagata +2 more 2013-10-29
8406617 Photographic optical device Akihiro Nagata, Tadashi Takeda, Shinji Minamisawa, Yuichi Takei, Hisahiro Ishihara +2 more 2013-03-26
8396357 Optical unit with shake correction function, optical apparatus, and method of manufacturing optical unit with shake correction function Hisahiro Ishihara, Shinji Minamisawa, Yuichi Takei, Tadashi Takeda, Toshiyuki Karasawa +2 more 2013-03-12
8279289 Optical unit with shake correcting function Akihiro Nagata, Toshiyuki Karasawa, Yuichi Takei, Tadashi Takeda, Hisahiro Ishihara +2 more 2012-10-02
8238736 Optical unit with shake correcting function and photographic optical device Toshifumi Tsuruta, Kiyoshi Miyazaki, Tadashi Takeda, Hisahiro Ishihara, Toshiyuki Karasawa +3 more 2012-08-07
8224169 Optical unit with shake correcting function Toshifumi Tsuruta, Kiyoshi Miyazaki, Tadashi Takeda, Hisahiro Ishihara, Toshiyuki Karasawa +3 more 2012-07-17
7986873 Optical unit with shake correcting function and shake correction control method therefor Hisahiro Ishihara, Toshiyuki Karasawa, Shinji Minamisawa, Yuichi Takei, Tadashi Takeda +2 more 2011-07-26
6961298 Optical head device having a plurality of optical elements with various transmission efficiencies 2005-11-01
6584061 Optical pick-up device Tohru Hotta, Ikuo Kasuga, Satoru Kishita 2003-06-24
6538977 Mechanism for adjusting radiating direction of light emitted from laser light source in optical pickup device 2003-03-25
6522619 Optical pick-up device having a plurality of light sources with different calorific values and method of manufacturing the same Tohru Hotta, Ikuo Kasuga, Toshihiko Okina, Satoru Kishita, Hidenori Sai 2003-02-18
6369963 Optical pickup apparatus Tohru Hotta, Ikuo Kasuga 2002-04-09