KK

Katuyoshi Kumazawa

KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
Overall (All Time): #2,247,146 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5878810 Air-conditioning apparatus Kazuo Saito, Tetsuo Sano, Toshihiko Saito, Yasuhiro Arai, Shinichi Kameyama 1999-03-09
5161739 Multi-type air heating apparatus utilizing phase variation of heating medium Kazuo Saito, Fusao Hirasawa, Tetsuo Sano, Tutomu Hatakubo, Hideto Kuyama 1992-11-10