AS

Akira Saruta

HI Hitachi: 6 patents #6,582 of 28,497Top 25%
HC Hitachi Air Conditioning Systems Co.: 1 patents #4 of 23Top 20%
Overall (All Time): #585,044 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
7007505 Refrigerating device Hiroaki Tsuboe, Susumu Nakayama, Kazumoto Urata 2006-03-07
6966194 Refrigerating machine Atsuhiko Yokozeki, Susumu Nakayama, Kenji Tojo, Mutsunori Matsunaga, Satoshi Kikuchi 2005-11-22
6832488 Refrigerating machine Atsuhiko Yokozeki, Susumu Nakayama, Kenji Tojo, Mutsunori Matsunaga, Satoshi Kikuchi 2004-12-21
6772607 Refrigerating device Hiroaki Tsuboe, Susumu Nakayama, Kazumoto Urata 2004-08-10
6505480 Air-conditioner, outdoor unit and refrigeration unit Hiroaki Tsuboe, Susumu Nakayama, Kazumoto Urata 2003-01-14
6408645 Air-conditioner, outdoor unit and refrigeration unit Hiroaki Tsuboe, Susumu Nakayama, Kazumoto Urata 2002-06-25
6305187 Air-conditioner, outdoor unit and refrigeration unit Hiroaki Tsuboe, Susumu Nakayama, Kazumoto Urata 2001-10-23
5035519 Submersible thrust bearing apparatus Kooji Aizawa, Katsutoshi Nii, Kazuhiko Kawaike, Kengo Hasegawa, Ryoichi Nakashima 1991-07-30
4564777 Reinforced permanent magnet rotor with cast zinc Masaharu Senoo, Keizi Noma, Masanori Yoshizaki, Koichi Teshirogi, Kouei Yaegashi 1986-01-14