Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11459248 | Method of removing soluble manganese | Satoru Mima, Sadamitsu SHIODE, Hiroyuki Oyachi, Hideki Takeuchi | 2022-10-04 |
| 8646306 | Method for manufacturing sensor element for gas sensor | Hiroyuki Shindo | 2014-02-11 |
| 8342002 | Inspection apparatus for sensor element, and method for inspecting electrical characteristics of sensor element | Hiroyuki Shindo | 2013-01-01 |
| 8083943 | Filtration device | Kohji Hattori, Hiroyuki Oyachi | 2011-12-27 |
| 7922904 | Upward-flow manganese contact column | Hideki Takeuchi, Hiroyuki Oyachi | 2011-04-12 |
| 7449110 | Filter and filter module | Nobuhiro Aoki, Hiroyuki Oyachi | 2008-11-11 |
| 5677838 | Faulty operation prevention circuit of a computer | Keiji Itou, Toshihisa Nakano, Masaki Itou, Takashi Noguchi | 1997-10-14 |
| 4724604 | Method of manufacturing a part with a coil | Hiroshi Kawazoe, Tokuhito Hamane | 1988-02-16 |