KS

Kiyoshi Sawai

Sumitomo Electric Industries: 20 patents #1,058 of 21,551Top 5%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
CC Chisso Engineering Co: 1 patents #5 of 9Top 60%
MC Matushita Electric Industrial Co.: 1 patents #3 of 106Top 3%
Overall (All Time): #155,419 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
9074600 Rotary compressor Tsuyoshi Karino, Daisuke Funakoshi, Noboru Iida 2015-07-07
7942648 Air pump Atsushi Sakuda, Noboru Iida, Tatsuya Nakamoto, Ryuichi Ohno, Hiroyuki Fukuhara +1 more 2011-05-17
7905715 Scroll compressor having a fixed scroll part and an orbiting scroll part Akira Hiwata, Yoshiyuki Futagami, Teruyuki Akazawa, Noboru Iida, Hidenobu Shintaku +1 more 2011-03-15
7632084 Oilless rotary vane pump having open ends of vane grooves being inclined rearward in the rotation direction Atsushi Sakuda, Tatsuya Nakamoto, Noboru Iida, Ryuichi Ohno 2009-12-15
7614859 Scroll compressor with certain pressure ratio between discharge pressure and suction pressure and with certain ratio of diameter of orbiting mirror plate and outer diameter of the annular seal Noboru Iida, Yoshiyuki Futagami, Akira Hiwata, Teruyuki Akazawa 2009-11-10
7458789 Scroll compressor Akira Hiwata, Takashi Morimoto, Yoshiyuki Futagami, Noboru Iida 2008-12-02
7296982 Air supply device Atsushi Sakuda, Tatsuya Nakamoto 2007-11-20
7244114 Scroll compressor Akira Hiwata, Takashi Morimoto, Yoshiyuki Futagami, Tsutomu Tsujimoto 2007-07-17
6935852 Scroll compressor having a back pressure chamber comprising high and middle pressure chambers Noboru Iida, Atsushi Sakuda, Akira Hiwata 2005-08-30
6887051 Scroll air supply apparatus having a motor shaft and a mechanism shaft Atsushi Sakuda, Noboru Iida 2005-05-03
6827563 Scroll compressor for carbon dioxide supplied with a lubricant Akira Hiwata, Yoshiyuki Futagami, Noboru Iida 2004-12-07
6527523 Hermetic type compressor Noboru Iida 2003-03-04
6273691 Scroll gas compressor having asymmetric bypass holes Takashi Morimoto, Sadayuki Yamada, Shuichi Yamamoto, Taisei Kohayakawa, Shozo Hase +1 more 2001-08-14
6268317 Working fluid for refrigerating cycle equipment and the refrigerating cycle equipment using the same Tetsuji Kawakami, Keizo Nakajima, Takayoshi Ueno 2001-07-31
6231319 Hermetic compressor Noboru Iida 2001-05-15
6206661 Hermetic compressor Noboru Iida 2001-03-27
6102671 Scroll compressor Shuichi Yamamoto, Taise Kohayakawa, Shozo Hase, Takashi Morimoto, Hiromasa Ashitani +1 more 2000-08-15
6102677 Hermetic compressor Noboru Iida 2000-08-15
6082132 Apparatus having refrigeration cycle Hironao Numoto, Hitoshi Motegi 2000-07-04
5855475 Scroll compressor having bypass valves Katsuharu Fujio, Kiyoshi Sano, Takashi Morimoto, Syozo Hase, Shuichi Yamamoto +2 more 1999-01-05
5391066 Motor compressor with lubricant separation Manabu Sakai, Sadao Kawahara, Shotaro Ito, Yoshinori Kojima, Michio Yamamura +1 more 1995-02-21
RE33652 Electrically driven compressor with a peripheral housing weld Michio Yamamura, Katuharu Fujio, Shuuichi Yamamoto, Hiroshi Morokoshi 1991-07-30
4886435 Scroll compressor with intermittent oil supply passage Shuuichi Yamamoto, Hiroshi Morokoshi, Michio Yamamura, Shigeru Muramatsu 1989-12-12
4764096 Scroll compressor with clearance between scroll wraps Michio Yamamura, Shuuichi Yamamoto, Hiroshi Morokoshi 1988-08-16
4744737 Electrically driven compressor with a peripheral housing weld Michio Yamamura, Katuharu Fujio, Shuuichi Yamamoto, Hiroshi Morokoshi 1988-05-17