Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7767935 | Battery type lighter | Yoshihiro Kashoji | 2010-08-03 |
| 6013903 | Flame reaction material carrier and method of manufacturing flame reaction member | Hideo Mifune, Masato Seki | 2000-01-11 |
| 5915953 | Catalyst member for a lighter and process for producing the same | Hideo Mifune, Masato Seki, Shinichi Okawa, Jun Kashiwagi | 1999-06-29 |
| 5738507 | Gas igniter | Hideo Mifune, Takayuki Suzuki | 1998-04-14 |
| 5716204 | Combustion device in lighters | Hideo Mifune, Masato Seki, Shinichi Okawa | 1998-02-10 |
| 5640948 | Safety device for use with portable heater | Tomio Nitta, Hideo Mifune, Masato Seki, Yosimitu Kaga | 1997-06-24 |
| 5598833 | Safety device for use with portable heater | Tomio Nitta, Hideo Mifune, Masato Seki, Yosimitu Kaga | 1997-02-04 |
| 5568805 | Safety device for use with portable heater | Tomio Nitta, Hideo Mifune, Masato Seki, Yosimitu Kaga | 1996-10-29 |
| 5462044 | Safety device for use with portable heater | Tomio Nitta, Hideo Mifune, Masato Seki, Yosimitu Kaga | 1995-10-31 |
| 5408987 | Portable heater | Hideo Mifune, Tomio Nitta, Masato Seki, Shinichi Okawa, Yosimitu Kaga +2 more | 1995-04-25 |