MO

Masakazu Okamoto

DI Daikin Industries: 25 patents #74 of 2,957Top 3%
AA Autoliv Development Ab: 2 patents #289 of 1,363Top 25%
BI Bando Chemical Industries: 2 patents #120 of 303Top 40%
SD Showa Denko: 2 patents #110 of 593Top 20%
Overall (All Time): #129,587 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
12158275 Hot water supply apparatus Qi Fang, Atsushi Okamoto, Yasuhiro Kouno, Yurika Gotou 2024-12-03
12055322 Compressor and refrigeration cycle device apparatus Yasuhiro Kouno 2024-08-06
10386078 Air conditioning system Hiroshi Yoh, Michio Moriwaki 2019-08-20
10371393 Air conditioning system Michio Moriwaki, Hiroshi Yoh 2019-08-06
9927132 Air conditioning system Michio Moriwaki, Hiroshi Yoh 2018-03-27
8966920 Refrigeration system Eiji Kumakura, Masanori Ukibune 2015-03-03
8714585 Knee airbag Akifumi Hanawa, Takashi Ohshima 2014-05-06
8651513 Airbag Akifumi Hanawa, Takashi Ohshima 2014-02-18
8418489 Control of supercritical refrigeration system 2013-04-16
8353180 Refrigerating apparatus Tetsuya Okamoto 2013-01-15
8312732 Refrigerating apparatus Katsumi Sakitani, Eiji Kumakura, Tetsuya Okamoto 2012-11-20
8245528 Fluid machine Katsumi Sakitani, Eiji Kumakura, Tetsuya Okamoto 2012-08-21
8166771 Refrigeration system 2012-05-01
8122735 Refrigerating apparatus Katsumi Sakitani, Tetsuya Okamoto, Eiji Kumakura 2012-02-28
7918096 Refrigeration system Katsumi Sakitani, Tetsuya Okamoto, Eiji Kumakura 2011-04-05
7908878 Refrigerating apparatus 2011-03-22
7896627 Rotary type expander and fluid machinery Michio Moriwaki, Eiji Kumakura, Tetsuya Okamoto, Katsumi Sakitani 2011-03-01
7802447 Positive displacement expander Eiji Kumakura, Tetsuya Okamoto, Katsumi Sakitani 2010-09-28
7784303 Expander Katsumi Sakitani, Michio Moriwaki, Eiji Kumakura, Yume Inokuchi, Tetsuya Okamoto +1 more 2010-08-31
7762099 Refrigeration apparatus Katsumi Sakitani, Michio Moriwaki, Yume Inokuchi 2010-07-27
7674097 Rotary expander Michio Moriwaki, Eiji Kumakura, Tetsuya Okamoto, Katsumi Sakitani 2010-03-09
7628592 Fluid machine having reduced heat input to fluid Tetsuya Okamoto, Eiji Kumakura, Michio Moriwaki, Katsumi Sakitani 2009-12-08
7618245 Fluid machine Eiji Kumakura, Tetsuya Okamoto 2009-11-17
7607319 Positive displacement expander and fluid machinery 2009-10-27
7434414 Refrigeration apparatus Katsumi Sakitani, Michio Moriwaki, Eiji Kumakura, Tetsuya Okamoto 2008-10-14