EK

Eiji Kuwahara

KT Kabushiki Kaisha Toshiba: 11 patents #2,779 of 21,451Top 15%
UN Unknown: 10 patents #823 of 83,584Top 1%
SO Sony: 4 patents #8,966 of 25,231Top 40%
TC Taiyo Yuden Co.: 3 patents #384 of 959Top 45%
TO Toshiba: 2 patents #606 of 2,688Top 25%
Overall (All Time): #112,014 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
5009078 Multi-system air conditioning machine Seizi Ohkoshi 1991-04-23
5009077 Multi-system air conditioner Seiji Okoshi 1991-04-23
4962647 Refrigerating circuit apparatus with two stage compressor and heat storage tank 1990-10-16
4658596 Refrigerating apparatus with single compressor and multiple evaporators 1987-04-21
4620424 Method of controlling refrigeration cycle Tatsuo Tanaka, Koichi Miyazaki, Masaya Yamazaki, Keiichi Morita 1986-11-04
4471622 Rankine cycle apparatus 1984-09-18
4386502 Humidity-measuring device for use with an air conditioner Kenji Umezu, Kazuhiro Takazawa, Toshiaki Hitosugi 1983-06-07