Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6397582 | Exhaust gas purification apparatus of internal combustion engine and catalyst for purifying exhaust gas of internal combustion engine | Hiroshi Hanaoka, Ryouta Doi, Hidehiro Iizuka, Toshio Ogawa, Hisao Yamashita +6 more | 2002-06-04 |
| 6368040 | Apparatus for and method of transporting substrates to be processed | Katuki Yamasaki, Kazuyuki Honda, Hiroshi Yamahata | 2002-04-09 |