Issued Patents All Time
Showing 1–25 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11021993 | Thermal insulation coating member, axial flow turbine, and method for producing thermal insulation coating member | Satoru Kuboya, Kunihiko Wada, Daizo Saito, Masataka Tamura, Nobuhiro Okizono +2 more | 2021-06-01 |
| 10829614 | Composition, composition for downhole tools, degradable rubber member for downhole, downhole tool, and method for well drilling | Takuma Kobayashi, Hikaru Saijo, Fuminori Kobayashi | 2020-11-10 |
| 10815362 | Composition, composition for downhole tools, degradable rubber member for downhole, downhole tool, and method for well drilling | Takuma Kobayashi, Hikaru Saijo, Fuminori Kobayashi | 2020-10-27 |
| 10738561 | Stock shape for downhole tool component, downhole tool component, and downhole tool | Fuminori Kobayashi, Masayuki Okura | 2020-08-11 |
| 10619084 | Plug for well drilling provided with diametrically expandable annular rubber member formed from degradable rubber material | Masayuki Okura | 2020-04-14 |
| 10414851 | Rubber member for downhole tools, downhole tool, and method for recovering hydrocarbon resource | Masayuki Okura | 2019-09-17 |
| 10280699 | Degradable rubber member for downhole tools, degradable seal member, degradable protecting member, downhole tool, and method for well drilling | Masayuki Okura, Takuma Kobayashi | 2019-05-07 |
| 10208559 | Diameter-expandable annular degradable seal member for downhole tool, plug for well drilling, and method for well drilling | Masayuki Okura | 2019-02-19 |
| 10072476 | Poly-L-lactic acid solid-state extrusion molded article, method for producing the same, and use applications of the same | Masayuki Okura, Hiroyuki Sato | 2018-09-11 |
| 10030465 | Solidification- and extrusion-molded article of polyglycolic acid and method for manufacturing same | Masayuki Okura, Hiroyuki Sato | 2018-07-24 |
| 9926764 | Molded product having effective thickness of 1 mm or more and containing aliphatic polyester resin, and downhole tool member for hydrocarbon resource recovery | Takuma Kobayashi, Hikaru Saijo, Masayuki Okura | 2018-03-27 |
| 9914871 | Ball sealer for hydrocarbon resource recovery, method for manufacturing same, and method for treating borehole using same | Masayuki Okura | 2018-03-13 |
| 9902897 | Degradable fiber for use in well treatment fluid, method for manufacturing same, and well treatment method | Hikaru Saijo, Mizuki SAITO | 2018-02-27 |
| 9879500 | Well treatment method by disintegrating elastic material by contacting seal member for downhole tools comprising elastic material with well treatment fluid | Masayuki Okura, Takuma Kobayashi | 2018-01-30 |
| 9714551 | Plug for well drilling process provided with mandrel formed from degradable material | Masayuki Okura | 2017-07-25 |
| 9534163 | Polyglycolic acid resin short fibers for use in well treatment fluid | Shunsuke Abe, Masahiro Yamazaki, Hiroyuki Sato, Kenichi Suzuki | 2017-01-03 |
| 9416683 | Carbon dioxide recovery method and carbon-dioxide-recovery-type steam power generation system | Yuya Murakami, Nobuo Okita, Mikio Takayanagi, Takeo Suga, Takeshi Sasanuma +2 more | 2016-08-16 |
| 9095824 | Vinylidene fluoride resin porous film and manufacturing method therefor | Yasuhiro Tada | 2015-08-04 |
| 9096957 | Vinylidene fluoride resin porous membrane, manufacturing method therefor, and method for manufacturing filtrate water | Yasuhiro Tada | 2015-08-04 |
| 8828313 | Ni-base alloy for turbine rotor of steam turbine and turbine rotor of steam turbine | Kuniyoshi Nemoto, Kiyoshi Imai, Yomei Yoshioka, Masayuki Yamada, Reki Takaku +4 more | 2014-09-09 |
| 8766103 | Electronic component | Xiaoyu Mi, Tsuyoshi Yokoyama, Tokihiro Nishihara, Satoshi Ueda | 2014-07-01 |
| 8726662 | Carbon dioxide recovery method and carbon-dioxide-recovery-type steam power generation system | Yuya Murakami, Nobuo Okita, Mikio Takayanagi, Takeo Suga, Takeshi Sasanuma +2 more | 2014-05-20 |
| 8720203 | Carbon dioxide recovery method and carbon-dioxide-recovery-type steam power generation system | Takeshi Sasanuma, Nobuo Okita, Mikio Takayanagi, Takeo Suga, Yuya Murakami +2 more | 2014-05-13 |
| 8707700 | Carbon dioxide recovery method and carbon-dioxide-recovery-type steam power generation system | Takeshi Sasanuma, Nobuo Okita, Mikio Takayanagi, Takeo Suga, Yuya Murakami +2 more | 2014-04-29 |
| 8518789 | Integrated electronic device and method of making the same | Xiaoyu Mi, Yoshihiro Mizuno, Tsuyoshi Matsumoto, Hisao Okuda, Satoshi Ueda | 2013-08-27 |