Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6591681 | Nondestructive inspection apparatus for inspecting an internal defect in an object | Takashi Shimada, Shinichi Hattori, Takahiro Sakamoto | 2003-07-15 |
| 4573016 | Method and arrangement for enabling the detection of the location of a horizontally arranged gas conveying passage positioned underground | Masakazu Morioka | 1986-02-25 |
| 4449098 | Arrangement for detecting the location of an electrically insulative continuous item positioned underground | Masakazu Morioka | 1984-05-15 |
| 4245674 | Protective cover for a thermoresponsive tube | Satoshi Ogawa, Yasuhiro Moriyama, Tomihisa Ueno, Minoru Komura | 1981-01-20 |
| 4188979 | Protective cover for a thermoresponsive tube | Satoshi Ogawa, Yasuhiro Moriyama, Tomihisa Ueno, Minoru Komura | 1980-02-19 |