Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11602884 | Pipe-forming apparatus for spiral pipe and pipe-forming method thereof | Tatsurou Baba, Naoya Tsuda, Masahiro Yamasaki | 2023-03-14 |
| 11473714 | Strip member for spiral pipe and rehabilitation method of existing pipe | Yuuta Miyatake, Tatsurou Baba, Yoshirou Sugiyama | 2022-10-18 |
| 11383427 | Pipe-forming apparatus for spiral pipe and pipe-forming method thereof | Tatsurou Baba, Naoya Tsuda, Masahiro Yamasaki | 2022-07-12 |
| 11157797 | Evaluating quality of a product such as a semiconductor substrate | Tanichi Ando | 2021-10-26 |
| 11148352 | Pipe-forming apparatus for spiral pipe and pipe-forming method thereof | Tatsurou Baba, Naoya Tsuda, Masahiro Yamasaki | 2021-10-19 |
| 11027746 | Drive mode switching control device, method and program | Hatsumi AOI, Tomoyoshi AIZAWA, Kazuyoshi OKAJI, Michie UNO, Koji Takizawa | 2021-06-08 |
| 11015757 | Pipe-making apparatus and pipe-making method | Tatsurou Baba, Masahiro Yamasaki, Yoshirou Sugiyama | 2021-05-25 |
| 10920918 | Pipe-making apparatus and pipe-making method for spiral pipe | Tatsurou Baba, Yoshirou Sugiyama, Masahiro Yamasaki, Junichi Nagatsuka | 2021-02-16 |
| 10870178 | Flux-cored wire for arc welding of duplex stainless steel and weld metal | Masatoshi Ishida, Tetsunao Ikeda, Shigeki Nishiyama | 2020-12-22 |
| 10710201 | Ni-based alloy solid wire for welding and Ni-based alloy weld metal | Tetsunao Ikeda, Hiroaki Kawamoto | 2020-07-14 |
| D876001 | Strip member for pipes | Yoshirou Sugiyama, Yuuta Miyatake | 2020-02-18 |
| 10369666 | Stainless steel flux-cored wire | Tetsunao Ikeda, Hirohisa Watanabe | 2019-08-06 |
| 9751158 | Stainless steel flux cored wire | Tetsunao Ikeda, Hirohisa Watanabe | 2017-09-05 |
| 8939679 | Mobile pipe lining apparatus | Kevin Andrews | 2015-01-27 |
| 8492679 | Flux-cored wire for stainless steel arc welding | Tetsunao Ikeda, Hirohisa Watanabe | 2013-07-23 |
| 8347477 | Pipe producing apparatus and existing pipe rehabilitating method employing the same | Shinji Kakine, Takushi Minagi, Takashi Yamamoto | 2013-01-08 |
| 8151827 | Method for rehabilitating existing pipe | Akitoshi Ohira, Masato Horiuchi | 2012-04-10 |
| 7935266 | Wet etching method using ultraviolet-light and method of manufacturing semiconductor device | Satoshi Kume, Nobuyuki Hishinuma | 2011-05-03 |
| 7553471 | Method of manufacturing hydrophilic carbon nanotubes | Toshiyuki Ohashi, Mitsuaki Mitama | 2009-06-30 |
| 7186060 | Method and device for lining construction in sewer followed by simultaneous filling of back-fill material | Eiki Akimoto, Hamao Yamashiro, Yuzo Yokoyama, Akira Imagawa, Naoki Kitahashi +1 more | 2007-03-06 |
| 6600255 | Coil filament structure for an incandescent lamp | Kenzo Kai, Minoru Asao, Katuhiko Miyahara | 2003-07-29 |
| 6465949 | Incandescent lamp filament | Katsuhiko Miahara, Masashi Dan, Minoru Asao, Yutaka Yamanizu | 2002-10-15 |
| 6375533 | Electricity lead-in body for bulb and method for manufacturing the same | Tetuya Torikai, Yukihiro Morimoto, Toyohiko Kumada, Yukiharu Tagawa, Kenzo Kai +1 more | 2002-04-23 |
| 6088179 | Method and apparatus for recording and reproducing magnetically, using detection of tunneling current generated by a spin tunnel effect | Kazuhiko Tsutsumi, Tatsuya Fukami | 2000-07-11 |
| 6042765 | Method for producing a fiber-reinforced thermoplastic resin foamed product | Koji Yamaguchi, Yoshitaka Nakatani, Koichi Hirao | 2000-03-28 |