Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D993180 | Engine operated generator | So Nakaura | 2023-07-25 |
| D821973 | Charger for a lawn mower | Masato Fujiwara | 2018-07-03 |
| D712827 | Charger for a lawn mower | Kazuo Miyamoto | 2014-09-09 |
| D710280 | Muffler protector for internal combustion engines | — | 2014-08-05 |
| D701886 | Air cleaner cover for internal combustion engines | — | 2014-04-01 |
| D681065 | Lawn mower | — | 2013-04-30 |
| D678352 | Cover for a lawn mower | Masahiro Anzai | 2013-03-19 |
| D641318 | Engine generator | — | 2011-07-12 |
| D572271 | Internal-combustion engine | — | 2008-07-01 |
| D540255 | Recoil starter for an internal-combustion engine | Masayuki Osumi | 2007-04-10 |
| D531642 | Muffler protector for an internal-combustion engine | Masayuki Osumi | 2006-11-07 |
| D530722 | Control panel attached to an internal combustion engine | Masayuki Osumi | 2006-10-24 |
| D529514 | Air cleaner for an internal-combustion engine | Masayuki Osumi | 2006-10-03 |
| D529046 | Internal-combustion engine | Masayuki Osumi | 2006-09-26 |
| 6968906 | Electric tilling machine | Jun Ito | 2005-11-29 |
| D488687 | Hedge trimmer | — | 2004-04-20 |
| D487217 | Hedge trimmer | — | 2004-03-02 |
| D470507 | Internal-combustion engine cover | Keita Ito, Masahiro Anzai | 2003-02-18 |
| D456030 | Lawn mower | — | 2002-04-23 |
| D453522 | Internal-combustion engine | Keita Ito | 2002-02-12 |
| D421265 | Lawn mower | Masayuki Ohsumi, Shuhei Imai | 2000-02-29 |
| 6018937 | Lawn maintenance apparatus having a rotatable, key operated switch | Kenzo Shimada, Tsutomu Inui, Norikazu Shimizu | 2000-02-01 |
| D414784 | Lawn tractor cover | — | 1999-10-05 |
| 5953890 | Electric lawn mower | Kenzo Shimada, Tetsuo Iida, Tsutomu Inui | 1999-09-21 |
| 5910091 | Electric lawn mower | Tetsuo Iida, Kenzo Shimada | 1999-06-08 |