Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9020685 | Method of measuring contact failure and contact failure measuring device | Hideyuki Tsuchikiri, Koji Fukuda, Atsushi Demachi | 2015-04-28 |
| D447833 | Cigarette lighter | — | 2001-09-11 |
| D429540 | Lighter | — | 2000-08-15 |
| D429370 | Lighter | — | 2000-08-08 |
| D429025 | Lighter | — | 2000-08-01 |
| 6015286 | Internal-combustion type of gas lighter | — | 2000-01-18 |
| D413180 | Cigarette lighter | — | 1999-08-24 |
| D387475 | Cigar/cigarette lighter | — | 1997-12-09 |
| D377845 | Combination cigar lighter and cutter | — | 1997-02-04 |
| D376668 | Cigarette lighter | — | 1996-12-17 |
| D348328 | Cigarette lighter | — | 1994-06-28 |
| D348119 | Lighter | — | 1994-06-21 |