HT

Hiroaki Tsuboe

HC Hitachi-Johnson Controls Air Conditioning: 5 patents #8 of 179Top 5%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
HC Hitachi Air Conditioning Systems Co.: 1 patents #4 of 23Top 20%
Overall (All Time): #455,073 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10591192 Heat exchange apparatus and air conditioner using same Atsuhiko Yokozeki, Yoshiharu Tsukada, Yuki Arai 2020-03-17
10386081 Air-conditioning device Atsuhiko Yokozeki, Yoshiharu Tsukada, Yuki Arai 2019-08-20
10267549 Refrigeration cycle device Atsuhiko Yokozeki, Masaki Uno, Hideyuki Ueda 2019-04-23
10234147 Air conditioner Atsuhiko Yokozeki, Susumu Nakayama 2019-03-19
10066859 Refrigerating cycle device Atsuhiko Yokozeki, Yoshiharu Tsukada, Susumu Nakayama 2018-09-04
9885525 Aft conditioner Atsuhiko Yokozeki, Shuuhei TADA 2018-02-06
7007505 Refrigerating device Susumu Nakayama, Akira Saruta, Kazumoto Urata 2006-03-07
6772607 Refrigerating device Susumu Nakayama, Akira Saruta, Kazumoto Urata 2004-08-10
6505480 Air-conditioner, outdoor unit and refrigeration unit Susumu Nakayama, Akira Saruta, Kazumoto Urata 2003-01-14
6408645 Air-conditioner, outdoor unit and refrigeration unit Susumu Nakayama, Akira Saruta, Kazumoto Urata 2002-06-25
6305187 Air-conditioner, outdoor unit and refrigeration unit Susumu Nakayama, Akira Saruta, Kazumoto Urata 2001-10-23