HH

Hajime Hirasawa

KT Kabushiki Kaisha Toshiba: 8 patents #3,802 of 21,451Top 20%
KM Konica Minolta: 1 patents #1,862 of 2,718Top 70%
Overall (All Time): #508,853 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
10006127 Method for suppressing corrosion in plant and plant Masato Okamura, Osamu Shibasaki, Seiji Yamamoto 2018-06-26
9969889 Corrosion-resistant structure for high-temperature water system and corrosion-preventing method thereof Masato Okamura, Osamu Shibasaki, Koji Negishi, Seiji Yamamoto, Kenji Yamazaki +1 more 2018-05-15
9771482 Corrosion-resistant structure for high-temperature water system and corrosion-preventing method thereof Masato Okamura, Osamu Shibasaki, Koji Negishi, Seiji Yamamoto, Kenji Yamazaki +1 more 2017-09-26
9758880 Method and system for controlling water chemistry in power generation plant Toyoaki Miyazaki, Masato Okamura, Osamu Shibasaki 2017-09-12
9498185 Ultrasound diagnostic apparatus and ultrasound diagnostic system Takashi Kimoto, Katsumi Satake, Seiichi Fukai, Satoru Uchikawa, Masao Kimura 2016-11-22
9410252 Corrosion inhibitor injecting method Masato Okamura, Tetsuo Oosato, Kazuo Murakami, Seiji Yamamoto, Hiroyuki Arai +3 more 2016-08-09
9062878 Corrosion-resistant structure for high-temperature water system and corrosion-preventing method thereof Masato Okamura, Osamu Shibasaki, Koji Negishi, Seiji Yamamoto, Kenji Yamazaki +1 more 2015-06-23
8798225 Radiation exposure reduction method Yumi Yaita, Seiji Yamamoto, Yutaka Uruma 2014-08-05
6856665 Method for controlling water quality in nuclear reactor and nuclear power plant to which the method is applied Yukio Hemmi, Kenji Yamazaki 2005-02-15
6587872 Network system and network management method 2003-07-01