Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12215439 | SiC epitaxial wafer | Hiromasa SUO, Rimpei Kindaichi | 2025-02-04 |
| 11866846 | SiC substrate and SiC epitaxial wafer | Hiromasa SUO, Rimpei Kindaichi | 2024-01-09 |
| 8402992 | Branching unit for boring without stopping passage of fluid | Taihei Yokoyama | 2013-03-26 |
| 8156959 | Branching unit for boring without stopping passage of fluid | Taihei Yokoyama | 2012-04-17 |
| 8118331 | Non-bolt joint structure and method for producing non-bolt joint structure | Taihei Yokoyama | 2012-02-21 |
| 7465499 | Boron phosphide-based semiconductor device, production method thereof, light-emitting diode and boron phosphide-based semiconductor layer | Takashi Udagawa | 2008-12-16 |
| 7198733 | Formed substrate used for solid electrolytic capacitor, production method thereof and solid electrolytic capacitor using the substrate | Hiroshi Konuma, Katsuhiko Yamazaki, Takenori Umikawa, Masakazu Yagi | 2007-04-03 |
| 6622747 | Cutting, valve insertion and corrosion-resistant works without fluid supply interruption | Toshiyuki Sato | 2003-09-23 |
| 6615859 | Fluid supply interruption free method of construction | Toshiyuki Sato | 2003-09-09 |
| 6530389 | Existing pipe cut-off method, existing pipe slitting method, piping structure, and valve insertion method for inserting a valve in a line without stopping passage of water or fluid | Toshiyuki Sato, Hideshige Homma, Gumpei Yokoyama | 2003-03-11 |
| 6527988 | Process of making carbon fiber with sharp ends | Toshio Morita | 2003-03-04 |
| 6470907 | Existing pipe cut-off method, existing pipe slitting method, piping structure, and valve insertion method for inserting a valve in a line without stopping passage of water or fluid | Toshiyuki Sato, Hideshige Homma, Gumpei Yokoyama | 2002-10-29 |
| 6357471 | Valve insertion method and cutting tool | Toshiyuki Sato | 2002-03-19 |
| 6328947 | Method for producing fine particles of metal oxide | Ryuji Monden, Kasumi Nakamura, Chozo Inoue, Masahiro Ohmori, Jun Tanaka +1 more | 2001-12-11 |
| 6308726 | Valve insertion method and cutting tool | Toshiyuki Sato | 2001-10-30 |
| 6283446 | Gate valve system | Toshiyuki Sato, Hiroshi Fujisaki, Yasuhiko Ito, Koichi Nishigaki | 2001-09-04 |
| 6221489 | Carbonaceous fiber acute-angled at both ends and production process therefor | Toshio Morita | 2001-04-24 |
| D398504 | Apparatus for advancing axially aligned pipes telescopically into or out of engagement | — | 1998-09-22 |
| 5431453 | Pipe coupling arrangement | Hideshige Homma | 1995-07-11 |