Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11602884 | Pipe-forming apparatus for spiral pipe and pipe-forming method thereof | Hiroshi Sugahara, Tatsurou Baba, Naoya Tsuda | 2023-03-14 |
| 11383427 | Pipe-forming apparatus for spiral pipe and pipe-forming method thereof | Hiroshi Sugahara, Tatsurou Baba, Naoya Tsuda | 2022-07-12 |
| 11148352 | Pipe-forming apparatus for spiral pipe and pipe-forming method thereof | Hiroshi Sugahara, Tatsurou Baba, Naoya Tsuda | 2021-10-19 |
| 11015757 | Pipe-making apparatus and pipe-making method | Hiroshi Sugahara, Tatsurou Baba, Yoshirou Sugiyama | 2021-05-25 |
| 10920918 | Pipe-making apparatus and pipe-making method for spiral pipe | Hiroshi Sugahara, Tatsurou Baba, Yoshirou Sugiyama, Junichi Nagatsuka | 2021-02-16 |
| 8126064 | Transmission device | Shinetsu KATOU, Sadayoshi Kanazawa | 2012-02-28 |
| 7648737 | Stretched laminate film and method of producing the same | Yasushi Ogino, Hideaki Tanaka | 2010-01-19 |
| 7501176 | Highly moisture proof film and method of manufacturing the same | Yusaku Inaba, Hideaki Tanaka | 2009-03-10 |
| 5466475 | Method of frying noodles | Masaru Chiba, Takashi Yokogoshi, Kenji Kodama, Tatsuo Yamaya, Masakazu Yokoyama | 1995-11-14 |
| 4627698 | Processing apparatus for printing plates | Masayoshi Wakabayashi, Jun Yamada, Takao Senga | 1986-12-09 |
| 4576467 | Liquid developing apparatus | Iwao Hirose, Masao Fukushima, Ichiro Yoshida | 1986-03-18 |
| 4521101 | Liquid developing apparatus for electrophotography | Shigeyoshi Suzuki, Jun Yamada, Takao Senga, Sadao Kuriu, Iwao Hirose +1 more | 1985-06-04 |
| 4242413 | Vapor plating method for plastics | Shunji Iwahashi, Masakazu Sagou | 1980-12-30 |