KK

Kenichi Koyama

Mitsubishi Electric: 19 patents #1,108 of 25,717Top 5%
OL Olympus: 14 patents #275 of 3,097Top 9%
AT Agency Of Industrial Science And Technology: 4 patents #91 of 1,778Top 6%
OC Olympus Optical Co.: 3 patents #953 of 2,334Top 45%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
TL The Fujikura Cable Works Limited: 1 patents #18 of 53Top 35%
JS Jsr: 1 patents #649 of 1,137Top 60%
SE Sumitomo Electric: 1 patents #1 of 33Top 4%
FU Fujikura: 1 patents #788 of 1,407Top 60%
Overall (All Time): #58,473 of 4,157,543Top 2%
48
Patents All Time

Issued Patents All Time

Showing 1–25 of 48 patents

Patent #TitleCo-InventorsDate
10905156 Seamless capsule, filter and smoking equipment containing same 2021-02-02
10493036 Enteric capsule Takayuki Fukasawa, Tomoya SUZUKI 2019-12-03
8280142 Predetermined site luminescence measuring method, predetermined site luminescence measuring apparatus, expression amount measuring method, and measuring apparatus Hirobumi Suzuki, Yoko Ohashi, Kenji Kawasaki, Kiyotsugu Kojima, Akihiko Yoshikawa 2012-10-02
8192982 Tissue culture microscope apparatus Kazuhiro Hasegawa, Akitsugu Kagayama, Atsuhiro Tsuchiya, Ryuichi Hirano, Hideaki Endo 2012-06-05
8110394 Culture microscope apparatus Kazuhiro Hasegawa, Atsuhiro Tsuchiya, Atsushi Yonetani 2012-02-07
7986824 Predetermined site luminescence measuring method, predetermined site luminescence measuring apparatus, expression amount measuring method, and measuring apparatus Hirobumi Suzuki, Yoko Ohashi, Kenji Kawasaki, Kiyotsugu Kojima, Akihiko Yoshikawa 2011-07-26
7910355 Culture observation apparatus Atsuhiro Tsuchiya, Ryuichi Hirano, Hideaki Endo, Kazuhiro Hasegawa, Akitsugu Kagayama +1 more 2011-03-22
7816126 Culture observation apparatus, sample tray heat-insulating device and lid Akitsugu Kagayama, Ryuichi Hirano, Atsuhiro Tsuchiya, Kazuhiro Hasegawa, Katsuyoshi Yamaguchi +1 more 2010-10-19
7799559 Culture microscope apparatus Kazuhiro Hasegawa, Atsuhiro Tsuchiya, Atsushi Yonetani 2010-09-21
7612316 Focus detection device and fluorescent observation device using the same Masayoshi Karasawa, Atsuhiro Tsuchiya, Takashi Yoneyama 2009-11-03
7595188 Observation apparatus Kazuhiro Hasegawa, Akitsugu Kagayama, Hideaki Endo, Ryuichi Hirano, Atsuhiro Tsuchiya +1 more 2009-09-29
RE40528 Voltage fluctuation compensating apparatus Akihiko Iwata, Akihiro Suzuki, Hiroyuki Sasao, Toshiyuki Kikunaga, Mitsugu Takahashi 2008-10-07
7382531 Microscope and method of preventing dew condensation on objective lens Atsuhiro Tsuchiya, Katsuyoshi Yamaguchi, Akitsugu Kagayama, Kazuhiro Hasegawa, Hideaki Endo 2008-06-03
7345814 Microscope system and microscope focus maintaining device for the same Takashi Yoneyama, Atsuhiro Tsuchiya 2008-03-18
7304282 Focus detection device and fluorescent observation device using the same Masayoshi Karasawa, Atsuhiro Tsuchiya, Takashi Yoneyama 2007-12-04
7289265 Microscope illumination intensity measuring device 2007-10-30
7268938 In-vivo examination apparatus Yoshihiro Kawano, Atsuhiro Tsuchiya 2007-09-11
7102475 Magnetic actuator Takafumi Nakagawa, Mitsuru Tsukima, Toshie Takeuchi, Tetsuya Matsuda, Nobumoto Tohya 2006-09-05
6956305 Voltage fluctuation compensating apparatus Akihiko Iwata, Akihiro Suzuki, Hiroyuki Sasao, Toshiyuki Kikunaga, Mitsugu Takahasi 2005-10-18
6927356 Enclosed switchgear Shinji Sato, Masahiro Arioka 2005-08-09
6882515 Operation circuit and power switching device employing the operation circuit Toshie Takeuchi, Mitsuru Tsukima, Yasushi Takeuchi 2005-04-19
6865021 Incident illumination unit and microscope to which incident illumination unit is applied 2005-03-08
6865072 Metal-enclosed switchgear Shinji Sato, Takao Tsurimoto, Masahiro Arioka 2005-03-08
6812592 Voltage fluctuation compensating apparatus Akihiko Iwata, Akihiro Suzuki, Hiroyuki Sasao, Toshiyuki Kikunaga, Mitsugu Takahashi 2004-11-02
6624374 Switching apparatus Toyomi Ooshige, Hiroyuki Sasao, Hiroyuki Akita, Yukimori Kishida, Mitsuru Tsukima +1 more 2003-09-23