Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9738654 | Method for producing nitrogen-containing heterocyclic N-oxide compound | Kenichi Seki, Hirohide Kitsuyama, Ikumasa Hidaka | 2017-08-22 |
| 9464095 | Production method of high-purity nitrogen-containing heterocyclic compound | Hirohide Kitsuyama, Akihiro NAGAYA, Ikumasa Hidaka | 2016-10-11 |
| 8429578 | Method of verifying logic circuit including decoders and apparatus for the same | — | 2013-04-23 |