KT

Kei Takenaka

HI Hitachi: 7 patents #5,859 of 28,497Top 25%
DI Daikin Industries: 3 patents #994 of 2,957Top 35%
HC Hitachi Engineering & Services Co.: 3 patents #2 of 129Top 2%
HH Hitachi High-Technologies: 2 patents #968 of 1,917Top 55%
Overall (All Time): #312,185 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
11980302 Air blower Yousuke Imai, Yuusuke TARUKI, Keita Kawahara, Aya Okuno, Masahiko Chouji 2024-05-14
11560897 Blower and air-conditioning indoor unit Hiroki Fujita, Masafumi Uda, Sachiko Matsumoto, Hayato Nuno 2023-01-24
11493231 Indoor unit for air conditioner Hiroki Fujita, Tomoyuki Haikawa, Hayato Nuno 2022-11-08
10309876 Cartridge for airborne substance sensing device, and airborne substance sensing device Shigenori Togashi 2019-06-04
10082456 Photothermal conversion spectroscopic analyzer Jiro Hashizume, Takanori Aono 2018-09-25
9702805 Airborne-substance detection device and cartridge used in same Shigenori Togashi 2017-07-11
9433883 Device and method for collecting airborne microorganisms Yasuhiko Sasaki, Shigenori Togashi 2016-09-06
9291503 Flow type single-particle spectrometer Shigenori Togashi 2016-03-22
8889349 Method for testing microorganism or the like and testing apparatus therefor Hideki Nakamoto, Kazuo Takei, Masahiro Kurihara, Yuusuke Watanabe, Hisao Saito +1 more 2014-11-18
8409850 Microorganism testing device Yasuhiko Sasaki, Ryo Miyake 2013-04-02
8404480 Microorganism testing device and microorganism testing chip Yasuhiko Sasaki, Hideki Nakamoto, Kazuo Takei, Masahiro Kurihara, Yuusuke Watanabe +1 more 2013-03-26
7735967 Actuator for manipulation of liquid droplets Yasushi Goto 2010-06-15
7662340 Extractor chemical analyzer and chemical analyzing method Yoshihiro Nagaoka, Naruo Watanabe, Teruhisa Akashi, Yuji Miyahara, Tomoki Ohashi 2010-02-16
7384602 Chemical analysis apparatus and genetic diagnostic apparatus Yoshihiro Nagaoka, Naruo Watanabe, Tomoki Ohashi, Yuji Miyahara 2008-06-10
7311881 Chips, and apparatus and method for reaction analysis Toru Fujimura, Yasushi Goto 2007-12-25