TH

Takahisa Hirano

MM Mitsubishi Mining: 18 patents #14 of 2,247Top 1%
TK Toshiba Tec Kabushiki Kaisha: 9 patents #340 of 1,664Top 25%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
AC Aisin Aw Co.: 3 patents #581 of 2,011Top 30%
MI Mitsuibshi Heavy Industries: 1 patents #4 of 121Top 4%
AI Aisin: 1 patents #310 of 1,000Top 35%
TC Tec Co.: 1 patents #45 of 177Top 30%
TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
Overall (All Time): #102,554 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
5074761 Rotary compressor Katsumi Hirooka, Tetsuo Ono, Ryuhei Tanigaki 1991-12-24
5074760 Scroll type compressor Katsumi Hirooka, Tetsuo Ono, Ryuhei Tanigaki 1991-12-24
5049044 Compressor for heat pump and method of operating said compressor 1991-09-17
4856973 Scroll-type fluid machine with specific inner curve segments Kiyoshi Hagimoto, Kimiharu Takeda 1989-08-15
4696084 Method for forming scroll members used in a scroll type fluid machine Shoji Fukami, Yasuharu Maruiwa, Takuyuki Itoh, Tamio Sugimoto, Tetsuo Ono +1 more 1987-09-29
4678415 Rotary type fluid machine Kiyoshi Hagimoto 1987-07-07
4678416 Rotary type fluid machine Shoji Fukami, Mitsutosho Maeda 1987-07-07
4666380 Scroll type fluid machine with prevention of stress concentration Shoji Fukami, Yasuharu Maruiwa, Takuyuki Itoh, Tamio Sugimoto, Tetsuo Ono +1 more 1987-05-19
4544333 Capability control apparatus for a compressor 1985-10-01