Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11326036 | Flame-retardant phenolic resin foam | Hisashi Mihori, Masami Komiyama | 2022-05-10 |
| 7231854 | Connected-screw driver | — | 2007-06-19 |
| 7165481 | Screwdriver | — | 2007-01-23 |
| 6668690 | Screwdriver | Hajime Kikuchi, Masateru Niyada | 2003-12-30 |
| 6627229 | Antiviral agent and method of producing the same | Kazutomo Kikuchi | 2003-09-30 |
| 6573594 | BGA semiconductor device using insulating film | — | 2003-06-03 |