Doryokuro Kakunenryo Kaihatsu Jigyodan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Doryokuro Kakunenryo Kaihatsu Jigyodan.The latest application filed is for "object search method and object search system".
Company Profile
0.60.0
- Doryokuro Kakunenryo Kaihatsu Jigyodan - Tokyo JP
- Doryokuro Kakunenryo Kaihatsu Jigyodan - Tokyo-to JP
- Doryokuro Kakunenryo Kaihatsu Jigyodan - both of JP
Patent Activity
| Patent | Date |
|---|---|
| Object search method and object search system Grant 6,072,495 - Watanabe , et al. June 6, 2 | 2000-06-06 |
| Packer type groundwater sampling system and water sampling method Grant 5,896,926 - Hama , et al. April 27, 1 | 1999-04-27 |
| Metal-encapsulated fullerene compound and a method of synthesizing such compound Grant 5,869,626 - Yamamoto , et al. February 9, 1 | 1999-02-09 |
| Electromagnetic rotary vibrator and damper for a rotary body Grant 5,834,867 - Kikuchi , et al. November 10, 1 | 1998-11-10 |
| Method of separating trivalent actinides and rare earth elements Grant 5,708,958 - Koma , et al. January 13, 1 | 1998-01-13 |
| Hydrogen generating method using gamma rays Grant 5,650,051 - Wada , et al. July 22, 1 | 1997-07-22 |
| Fitting structure of rectangular parallelopipedal blocks Grant 5,617,691 - Yamamoto April 8, 1 | 1997-04-08 |
| In-furnace inspection machine utilizing a double-walled structure Grant 5,594,548 - Kobayashi , et al. January 14, 1 | 1997-01-14 |
| Continuous denitration apparatus Grant 5,589,140 - Takahashi December 31, 1 | 1996-12-31 |
| Method of vitrifying high-level radioactive liquid waste Grant 5,530,174 - Kawamura , et al. June 25, 1 | 1996-06-25 |
| Low-temperature Raman laser apparatus Grant 5,504,765 - Miyamoto , et al. April 2, 1 | 1996-04-02 |
| Method for separating and purifying fission noble metals Grant 5,503,812 - Kirishima , et al. April 2, 1 | 1996-04-02 |
| Scanning mechanism for radiation TV set Grant 5,479,017 - Yamada , et al. December 26, 1 | 1995-12-26 |
| Column and method for separating particles in accordance with their magnetic susceptibility Grant 5,465,849 - Wada , et al. November 14, 1 | 1995-11-14 |
| Extractant for selectively extracting strontium from aqueous solution containing the same Grant 5,463,099 - Kobuke , et al. October 31, 1 | 1995-10-31 |
| Laser ultrasonic detection method and apparatus therefor Grant 5,457,997 - Naruo , et al. October 17, 1 | 1995-10-17 |
| Fast Reactor Core Grant 5,446,773 - Wakabayashi August 29, 1 | 1995-08-29 |
| Fuel rod for nuclear reactor Grant 5,309,493 - Kamimura , et al. May 3, 1 | 1994-05-03 |
| Pulse nozzle Grant 5,295,509 - Suto , et al. March 22, 1 | 1994-03-22 |
| Turbo-generator Grant 5,285,123 - Kataoka , et al. February 8, 1 | 1994-02-08 |
| Radioactive catalyst and oxidation-reduction method and apparatus using same Grant 5,093,302 - Sasao , et al. March 3, 1 | 1992-03-03 |
| Electric melting furnace for vitrifying waste Grant 5,062,118 - Masaki October 29, 1 | 1991-10-29 |
| Plant malfunction diagnostic method Grant 5,023,045 - Watanabe , et al. June 11, 1 | 1991-06-11 |
| Autonomous, decentralized fast breeder reactor system Grant 5,013,519 - Nakamura , et al. May 7, 1 | 1991-05-07 |
| Low-water-pressure controlled hydrologic test method Grant 4,986,120 - Yanagisawa , et al. January 22, 1 | 1991-01-22 |
| Dispersion strengthened ferritic steel for high temperature structural use Grant 4,963,200 - Okuda , et al. October 16, 1 | 1990-10-16 |
| Manipulator shoulder mechanism Grant 4,922,782 - Kawai May 8, 1 | 1990-05-08 |
| Dual-tube heat pipe type heat exchanger Grant 4,909,316 - Kamei , et al. March 20, 1 | 1990-03-20 |
| Image-transmitting fiber Grant 4,896,941 - Hayashi , et al. January 30, 1 | 1990-01-30 |
| Method for thermal decomposition treatment of radioactive waste Grant 4,895,678 - Ohtsuka , et al. January 23, 1 | 1990-01-23 |
| Swinging-type automatic examination apparatus for piping Grant 4,893,512 - Tanimoto , et al. January 16, 1 | 1990-01-16 |
| High-speed centrifugal extractor having improved weirs Grant 4,857,040 - Kashihara , et al. August 15, 1 | 1989-08-15 |
| Heat exchanger using heat pipes Grant 4,842,053 - Yatsuhashi , et al. June 27, 1 | 1989-06-27 |
| High-speed centrifugal extractor having spiral liquid path Grant 4,824,430 - Kashihara , et al. April 25, 1 | 1989-04-25 |
| Method and apparatus for visualizing ultrasonic waves in liquid-solid systems Grant 4,788,866 - Tanimoto , et al. December 6, 1 | 1988-12-06 |
| Method of detecting liquid leakage Grant 4,749,855 - Watanabe June 7, 1 | 1988-06-07 |
| Method and apparatus for denitration of nitrate solution by microwave heating Grant 4,727,231 - Hayano , et al. February 23, 1 | 1988-02-23 |
| Master manipulator Grant 4,726,248 - Kawai , et al. February 23, 1 | 1988-02-23 |
| Joint mechanism for manipulators Grant 4,717,303 - Kawai January 5, 1 | 1988-01-05 |
| Unitary structure of tag gas capsule and end cap of nuclear fuel cladding tube Grant 4,659,544 - Sawayama , et al. April 21, 1 | 1987-04-21 |
| System and method of confirming operation of a steam relieving safety valve for a water-cooled nuclear reactor Grant 4,648,425 - Watanabe , et al. March 10, 1 | 1987-03-10 |
| Process for the treatment of radioactive sodium Grant 4,643,846 - Kanai , et al. February 17, 1 | 1987-02-17 |
| Failed fuel location detector Grant 4,582,671 - Rindo April 15, 1 | 1986-04-15 |
| Double-cylinder selector valve for detecting and locating failed nuclear fuel assemblies Grant 4,581,198 - Kamei , et al. April 8, 1 | 1986-04-08 |
| Fuel assembly spacer Grant 4,579,711 - Mishima , et al. April 1, 1 | 1986-04-01 |
| Heat treating apparatus using microwaves Grant 4,565,670 - Miyazaki , et al. January 21, 1 | 1986-01-21 |
| Liquid metal mechanical pump Grant 4,475,866 - Kambe , et al. October 9, 1 | 1984-10-09 |
| Freeze valve having multiple heating-cooling means Grant 4,460,398 - Sasaki July 17, 1 | 1984-07-17 |
| Denitration systems Grant 4,444,723 - Matsumaru , et al. April 24, 1 | 1984-04-24 |
| Nuclear fuel conversion systems Grant 4,439,402 - Tarutani , et al. March 27, 1 | 1984-03-27 |
| Cold trap Grant 4,432,208 - Onuki , et al. February 21, 1 | 1984-02-21 |
| Heat treating method and apparatus using microwave Grant 4,400,604 - Ohtsuka , et al. August 23, 1 | 1983-08-23 |
| Method for monitoring flow condition of liquid metal Grant 4,380,924 - Nakamoto , et al. April 26, 1 | 1983-04-26 |
| Sealing method using heat-shrinkable film Grant 4,379,009 - Shibata , et al. April 5, 1 | 1983-04-05 |
| Method for producing oxide powder Grant 4,364,859 - Ohtsuka , et al. December 21, 1 | 1982-12-21 |
| Alpha-ray radiation source photographing device Grant 4,362,937 - Nakajima December 7, 1 | 1982-12-07 |
| Method and apparatus for detecting flow instability in steam generator Grant 4,293,853 - Kubota October 6, 1 | 1981-10-06 |
| Nuclear fuel element Grant 4,282,064 - Hayashi , et al. August 4, 1 | 1981-08-04 |
| Bellows permitting twisting movement Grant 4,125,130 - Yamamoto November 14, 1 | 1978-11-14 |
| Method and apparatus for separating gas mixture by centrifuging Grant 3,915,673 - Tamai , et al. October 28, 1 | 1975-10-28 |
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