NK

Natsuki Kawabata

HC Hitachi Industrial Equipment Systems Co.: 13 patents #26 of 550Top 5%
HI Hitachi: 6 patents #6,582 of 28,497Top 25%
Overall (All Time): #238,393 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
9944880 Oil-free screw compressor coated with a base resin, a solid lubricant and a heat-resistant additive Yukiko Ikeda, Kazuaki Shiinoki, Masakatsu Okaya, Masahiro Kawamura, Iwao Aoki 2018-04-17
9790943 Scroll-type fluid machine with grease-lubricated orbiting bearing Kiminori Iwano, Yoshio Kobayashi, Toshikazu Harashima, Shumpei Yamazaki 2017-10-17
9328731 Oil free compressor system Toshiaki Yabe, Masakatsu Okaya, Kohei Sakai 2016-05-03
9145892 Water injected scroll air compressor Kazuaki Shiinoki, Hirotaka Kameya, Masakazu Aoki 2015-09-29
9057374 Oilless screw compressor and compressed air cooling unit Hideki Fujimoto, Hitoshi Nishimura 2015-06-16
8979515 Scroll-type fluid machine with grease-lubricated orbiting bearing Kiminori Iwano, Yoshio Kobayashi, Toshikazu Harashima, Shumpei Yamazaki 2015-03-17
8801412 Screw compressor Yukiko Ikeda, Kazuaki Shiinoki, Masakatsu Okaya, Masahiro Kawamura, Iwao Aoki 2014-08-12
8721308 Water injected scroll air compressor Kazuaki Shiinoki, Hirotaka Kameya 2014-05-13
8672647 Water injected scroll air compressor Kazuaki Shiinoki, Hirotaka Kameya, Masakazu Aoki 2014-03-18
8585376 Water-injection type scroll air compressor Hirotaka Kameya, Kazuaki Shiinoki, Hirokatsu Kohsokabe 2013-11-19
8459957 Water-injected compressor Fumio Takeda, Hitoshi Nishimura, Masakazu Aoki 2013-06-11
7988435 Oilless screw compressor and compressed air cooling unit Hideki Fujimoto, Hitoshi Nishimura 2011-08-02
7708538 Oil free screw compressor Hitoshi Nishimura, Yusuke Nagai 2010-05-04
6450791 Scroll compressor Kazuaki Shiinoki, Masakazu Aoki, Shigeru Machida, Toshiaki Yabe 2002-09-17
6283738 Package-type scroll compressor Kazuaki Shiinoki, Akira Suzuki, Isamu Kawano 2001-09-04
6210132 Partition means for directing air flow over a cooler in an oilless scroll compressor Kazuaki Shiinoki, Isamu Kawano, Akira Suzuki 2001-04-03
6193486 Package-type scroll compressor Kazuaki Shiinoki, Akira Suzuki, Isamu Kawano 2001-02-27
6142755 Scroll compressor and method of manufacturing same Kazuaki Shiinoki, Isamu Kawano, Akira Suzuki, Tatsuo Natori, Muneo Mizumoto +1 more 2000-11-07
6123529 Scroll compressor Isamu Kawano, Kazuaki Shiinoki, Akira Suzuki, Shigeru Machida 2000-09-26