Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10400922 | Threaded joint for steel pipes | Yukihiro Nishikawa | 2019-09-03 |
| 10346046 | Non-transitory computer-readable storage medium with executable information processing program stored thereon, information processing apparatus, information processing system, and information processing method | Kouichi Kawamoto, Eiji Tokunaga | 2019-07-09 |
| 10253573 | Threaded joint for steel pipes | — | 2019-04-09 |
| 10077612 | Screw joint for steel pipe | Yousuke Oku, Tatsuya Yamamoto, Russell Elder | 2018-09-18 |
| 9829127 | Threaded joint for steel pipes | Shigeo Nagasaku | 2017-11-28 |
| 9719617 | Threaded joint for steel pipes | Takashi Okada, Keiichi Nakamura, Suguru Yamaguchi | 2017-08-01 |
| 9640138 | Information processing system, non-transitory storage medium encoded with computer readable information processing program, information processing method, and information processing terminal | Shumpei Yasuda, Yu Horii, Masatoshi Yamazaki, Eiji Tokunaga, Yuma Iwai +1 more | 2017-05-02 |
| 9605781 | Threaded connection comprising at least one threaded element with an end lip for a metal tube | Sylvain Beigneux, Daly Daly, Bertrand Maillon, Claire Patureau, Eric Verger +3 more | 2017-03-28 |
| 9568125 | Threaded joint for steel pipes | Suguru Yamaguchi, Keiichi Nakamura, Michihiko Iwamoto, Gabriel Briquet, Claire Patureau +3 more | 2017-02-14 |
| 9194515 | Threaded joint for pipes | Masahiro Oshima, Shin Ugai, Takashi Okada, Masayoshi Sasaki, Suguru Yamaguchi | 2015-11-24 |
| 8287008 | Liquid and gas tight threaded tubular connection | Jean-Francois Charvet-Quemin, Jean-Pierre Emery, Takahiro Hamamoto | 2012-10-16 |
| 8038179 | Threaded joint for steel pipes | Takahiro Takano, Shigeo Nagasaku, Takahiro Hamamoto, Suguru Yamaguchi | 2011-10-18 |
| 7997627 | Threaded joint for steel pipes | Miyuki Yamamoto, Michihiko Iwamoto, Shigeo Nagasaku, Pierre Dutilleul, Gabriel Roussie +1 more | 2011-08-16 |
| 7900975 | Threaded joint for steel pipes | Keiichi Nakamura, Takahiro Hamamoto, Suguru Yamaguchi | 2011-03-08 |
| 7823931 | Tubular threaded joint | Takahiro Hamamoto, Katsutoshi Sumitani, Michihiko Iwamoto, Miyuki Yamamoto, Jean-Francois Charvet-Quemin +2 more | 2010-11-02 |
| 7820613 | Powder soap composition | Kuniaki Tsuruoka | 2010-10-26 |
| 7494159 | Threaded joint for steel pipes | Miyuki Yamamoto, Michihiko Iwamoto, Shigeo Nagasaku | 2009-02-24 |
| 6789823 | Tubular threaded joint with reinforced stop | Celine Sches, Emmanuel Varenne, Miyuki Yamamoto | 2004-09-14 |
| 6237967 | Threaded connection for oil country tubular goods and its method of manufacturing | Miyuki Yamamoto | 2001-05-29 |
| 6045165 | Threaded connection tubular goods | Miyuki Yamamoto | 2000-04-04 |
| 5948926 | Method for inhibiting oxidation of oils and fats or fatty acids | Hiroyuki Takeo, Hideto Yamamoto, Takeshi Matsuo, Yoshihiro Ohhata, Isao Takayanagi | 1999-09-07 |