Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11428064 | Downhole tool and well-drilling method | — | 2022-08-30 |
| 11142678 | Downhole tool | Hikaru Saijo | 2021-10-12 |
| 11059952 | Rubber composition for downhole tools and member for downhole tools | Takuma Kobayashi, Hikaru Saijo | 2021-07-13 |
| 10829614 | Composition, composition for downhole tools, degradable rubber member for downhole, downhole tool, and method for well drilling | Takuma Kobayashi, Hikaru Saijo, Takeo Takahashi | 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, Takeo Takahashi | 2020-10-27 |
| 10759097 | Molded article and use of same | Takahiro Watanabe, Hiroyuki Sato, Yoshinori Suzuki | 2020-09-01 |
| 10738561 | Stock shape for downhole tool component, downhole tool component, and downhole tool | Masayuki Okura, Takeo Takahashi | 2020-08-11 |
| 9868231 | Polyglycolic acid molded article, component for downhole tool, and method of producing polyglycolic acid molded article | Mizuki SAITO | 2018-01-16 |
| 9080013 | Production method for aliphatic polyester | Tatsuaki Miyashita, Hiroyuki Sato | 2015-07-14 |
| 8658758 | Process for producing aliphatic polyester reduced in residual cyclic ester content | Hiroyuki Sato, Yukichika Kawakami, Kazuyuki Yamane, Yoshikazu Amano, Takashi Sato | 2014-02-25 |
| 8362158 | Polyglycolic acid resin composition | Hiroyuki Sato, Fumio Akutsu | 2013-01-29 |
| 8318837 | Method for controlling water resistance of polyglycolic acid resin | Hiroyuki Sato, Yuki Hokari, Kazuyuki Yamane | 2012-11-27 |
| 8304500 | Polyglycolic acid resin particle composition and process for production thereof | Hiroyuki Sato, Fumio Akutsu, Katsushi Momose | 2012-11-06 |
| 8163866 | Aromatic polyester resin composition | Hiroyuki Sato, Kazuyuki Yamane, Yuki Hokari | 2012-04-24 |
| 8133955 | Aromatic polyester resin composition and process for production thereof | Hiroyuki Sato, Kazuyuki Yamane, Yuki Hokari, Toshihiko Ono | 2012-03-13 |
| 8054670 | Reconfiguration controlling apparatus for optically reconfigurable gate array and method thereof | Minoru Watanabe | 2011-11-08 |
| 7876483 | Optically reconfigurable logic circuit | Minoru Watanabe | 2011-01-25 |
| 7728100 | Process for producing polyglycolic acid resin composition | Hiroyuki Sato, Fumio Akutsu, Katsushi Momose | 2010-06-01 |
| 7538178 | Process for producing aliphatic polyester | Hiroyuki Sato, Fumio Akutsu, Yasushi Okada | 2009-05-26 |
| 7538179 | Process for producing aliphatic polyester | Hiroyuki Sato, Fumio Akutsu, Yasushi Okada | 2009-05-26 |
| 7508234 | Optically reconfigurable gate array write state inspection method, write state inspection device, and optically reconfigurable gate array | Minoru Watanabe | 2009-03-24 |
| 7501464 | Process for producing aliphatic polyester composition | Hiroyuki Sato, Fumio Akutsu, Yuki Hokari | 2009-03-10 |
| 6104888 | System for determining a characteristic of an image forming unit detachably mounted in an image forming apparatus | — | 2000-08-15 |