Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487265 | Treatment method of nuclear reactor internal component | Masato Nakamura, Yamato Asakura, Yoshiyuki Takamori, Kazuhiko Akamine, Masanori Sakai +1 more | 2002-11-26 |
| 5892805 | Boiling water reactor and its operating method | Kouichi Yamane, Yamato Asakura, Kenichi Ito, Noriyuki Ohnaka, Naohito Uetake +2 more | 1999-04-06 |
| 5761263 | Nuclear fuel rod and method of manufacturing the same | Naohito Uetake, Masayoshi Kondoh, Akira Maru, Yamato Asakura | 1998-06-02 |
| 5715290 | Reactor water control method in BWR power plant, BWR power plant having low radioactivity concentration reactor water and fuel clad tube for BWR | Naohito Uetake, Masayoshi Kondoh, Makoto Nagase, Hideyuki Hosokawa, Teruo Hara +3 more | 1998-02-03 |
| 5398269 | Water quality control method and device for nuclear power plant, and nuclear power plant | Makoto Nagase, Yamato Asakura, Naohito Uetake, Toshio Sawa, Shunsuke Uchida +1 more | 1995-03-14 |
| 5398268 | Nuclear power plant having a water chemistry control system for a primary cooling system thereof and an operation method thereof | Hidefumi Ibe, Masanori Takahashi, Yasuko Aoki, Yamato Asakura, Makoto Nagase +6 more | 1995-03-14 |
| 5203984 | Monitoring system for plant operation condition and its in-situ electrochemical electrode | Masanori Sakai, Katsumi Mabuchi, Toshiaki Arato, Takuya Takahashi, Masakiyo Izumiya +7 more | 1993-04-20 |
| 5186798 | Solution quantitative analysis apparatus, quantitative analysis methods, and nuclear reactor water quality control system | Masanori Sakai, Noriyuki Ohnaka, Eiji Kikuchi, Katsumi Mabuchi, Takuya Takahashi | 1993-02-16 |
| 5084235 | Direct cycle-type atomic power plant with means for suppressing transfer from a liquid phase to a vapor phase of radioactive nitrogen oxides | Eishi Ibe, Hidetoshi Karasawa, Maroto Nagase, Masaharu Sakagami, Shunsuke Uchida +5 more | 1992-01-28 |
| 4940564 | Suppression of deposition of radioactive substances in boiling water type, nuclear power plant | Motohiro Aizawa, Takashi Honda, Hisao Itow | 1990-07-10 |
| 4937038 | Solution quantitative analysis apparatus, quantitative analysis methods, and nuclear reactor water quality control system | Masanori Sakai, Noriyuki Ohnaka, Eiji Kikuchi, Katsumi Mabuchi, Takuya Takahashi | 1990-06-26 |
| 4927598 | Radioactivity reduction method of a nuclear power plant and a nuclear power plant reduced in radioactivity | Yoshitaka Nishino, Toshio Sawa, Hisao Itow | 1990-05-22 |
| 4894202 | Method of inhibiting radioactive substances from eluting into cooling water in a nuclear plant and an apparatus therefor | Makoto Nagase, Yamato Asakura, Hidetoshi Karasawa, Masaharu Sakagami, Shunsuke Uchida +1 more | 1990-01-16 |
| 4880595 | Process and apparatus for cleaning nuclear reactor cooling water | Masami Matsuda, Kiyomi Funabashi, Takashi Nishi, Itaru Komori, Tsutomu Baba +4 more | 1989-11-14 |
| 4853638 | Water quality control method, and method and apparatus for measuring electrical conductivity used in the water quality control | Masao Endou, Yamato Asakura, Atsushi Watanabe, Masaharu Sakagami, Shunsuke Uchida +2 more | 1989-08-01 |
| 4828790 | Inhibition of deposition of radioactive substances on nuclear power plant components | Takashi Honda, Yasumasa Furutani, Kenya Ohashi, Eiji Kashimura, Akira Minato +1 more | 1989-05-09 |
| 4820473 | Method of reducing radioactivity in nuclear plant | Kenya Ohashi, Takashi Honda, Yasumasa Furutani, Eizi Kashimura, Akira Minato | 1989-04-11 |
| 4764338 | Method for operating boiling water-type atomic power plant | Shunsuke Uchida | 1988-08-16 |
| 4722823 | Nuclear power plant providing a function of suppressing the deposition of radioactive substance | Takashi Honda, Toshio Kawakami, Masakiyo Izumiya, Akira Minato | 1988-02-02 |
| 4564499 | Method of inhibiting corrosion of carbon steel piping of condensate and feed water systems in power generating plant | Takashi Honda, Akira Minato, Masakiyo Izumiya, Eizi Kashimura | 1986-01-14 |
| 4533514 | Nuclear reactor degassing method and degassing system | Michiyoshi Yamamoto, Shinji Mitani, Yoshie Takashima, Hiroo Igarashi | 1985-08-06 |
| 4293382 | Method of starting up a nuclear reactor | Minoru Miki | 1981-10-06 |