HA

Hiroaki Aikawa

MC Mitsui Chemicals: 5 patents #388 of 2,279Top 20%
TC Toagosei Co.: 5 patents #30 of 338Top 9%
CC Chlorine Engineers Corp.: 5 patents #9 of 106Top 9%
KA Kaneka: 5 patents #246 of 1,525Top 20%
TO Tosoh: 2 patents #354 of 1,042Top 35%
AC Asahi Glass Co.: 2 patents #833 of 2,251Top 40%
AC Asahi Kasei Chemicals: 2 patents #152 of 543Top 30%
DC Daiso Co.: 2 patents #44 of 151Top 30%
TO Tokuyama: 2 patents #163 of 562Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,028,212 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7569083 Gas diffusion electrode assembly, bonding method for gas diffusion electrodes, and electrolyzer comprising gas diffusion electrodes Shinji Katayama, Kiyohito Asaumi, Tsugiyoshi Osakabe, Mitsuharu Hamamori, Tatsuhito Kimura +4 more 2009-08-04
7404878 Gas diffusion electrode assembly, bonding method for gas diffusion electrodes, and electrolyzer comprising gas diffusion electrodes Shinji Katayama, Kiyohito Asaumi, Tsugiyoshi Osakabe, Mitsuharu Hamamori, Tatsuhito Kimura +4 more 2008-07-29
6383349 Electrolytic cell using gas diffusion electrode and power distribution method for the electrolytic cell Akihiro Sakata, Koji Saiki, Shinji Katayama, Kenzo Yamaguchi 2002-05-07
6372102 Method for reducing charge in gas diffusing electrode and its charge reducing structure Akihiro Sakata, Koji Saiki, Shinji Katayama, Kenzo Yamaguchi 2002-04-16
6368473 Soda electrolytic cell provided with gas diffusion electrode Nagakazu Furuya, Akihiro Sakata, Koji Saiki, Shinji Katayama, Kenzo Yamaguchi 2002-04-09