Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9008975 | Apparatus for detecting periodic defect and method therefor | Takahiro Koshihara, Hiroharu Kato | 2015-04-14 |
| 8760155 | Magnetism measuring method and device | Hiroharu Kato, Toshito Takamiya | 2014-06-24 |
| 8466673 | Method and apparatus for detecting concavo-convex shape surface defects | Takahiro Koshihara, Hiroharu Kato | 2013-06-18 |
| 6479992 | Leakage flux flaw detecting method and method for manufacturing hot rolled steel sheet using the same | Hiriharu Kato, Junichi Yotsuji | 2002-11-12 |
| 6057684 | Magnetic flaw detection apparatus using an E-shaped magnetic sensor and high-pass filter | Yoshihiro Murakami, Hiroharu Kato, Junichi Yotsuji, Kozo Maeda, Kenichi Iwanaga | 2000-05-02 |
| 5918662 | Method of controlling the operation of continuous casting and apparatus therefor | Koichi Tezuka, Hiroshi Maeda, Hiroaki Miyahara, Atsushi Ohta, Akira Ohsumi | 1999-07-06 |
| RE35607 | Distance measuring method and apparatus therefor | Koichi Tezuka, Yoshiyuki Kanao | 1997-09-16 |
| 5507854 | Method and apparatus for measuring displacement of molten metal | Takeo Yamada, Masao Sugawara, Kouichi Matsumoto, Kouichi Tezuka | 1996-04-16 |
| 5329467 | Distance measuring method and apparatus therefor | Kouichi Tezuka, Isamu Komine | 1994-07-12 |
| 5323114 | Method and apparatus for obtaining sectional information of the underground by measuring time differences and strength of electromagnetic signals | Koichi Tezuka, Isamu Komine | 1994-06-21 |
| 5182565 | In-furnace slag level measuring method and apparatus therefor | Kouichi Tezuka, Isamu Komine, Shinji Kuriyama, Masaki Komatani, Akihiko Inoue | 1993-01-26 |
| 5148177 | In-furnace level meter and antenna therefore | Kouichi Tezuka, Yoshiyuki Kanao, Isamu Komine | 1992-09-15 |
| 5115242 | In-furnace slag level measuring apparatus | Kouichi Tezuka, Isamu Komine | 1992-05-19 |
| 5075863 | Distance measuring method and apparatus therefor | Koichi Tezuka, Yoshiyuki Kanao | 1991-12-24 |
| 5033534 | Method for continuous casting of steel | Mikio Suzuki, Toru Kitagawa, Shinobu Miyahara, Yoshiyuki Kanao, Norio Ao +1 more | 1991-07-23 |