Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9505302 | Misfueling preventing apparatus | Hiromitsu Yoshida | 2016-11-29 |
| 7784634 | Fuel filler cap | Hiromitsu Yoshida | 2010-08-31 |
| 7487879 | Fuel filler cap | Hiromitsu Yoshida | 2009-02-10 |
| 7484636 | Fuel cap with high sealing properties | Hiromitsu Yoshida | 2009-02-03 |
| 7281639 | Fuel cap | Hiromitsu Yoshida | 2007-10-16 |
| 6755316 | Fuel cap | Shigeru Kayano | 2004-06-29 |
| 5892065 | Method for producing purified epoxy compound | Suketoshi Tsukamoto, Hisao Ikeda, Motohiko Hidaka | 1999-04-06 |
| 5039800 | Process for producing trichloroisocyanuric acid | Takashi Murakami, Yuzi Nishida | 1991-08-13 |