Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10398281 | Cleaning element and cleaning tool | Yoshinori Tanaka | 2019-09-03 |
| 9526393 | Cleaning element and cleaning tool | Yoshinori Tanaka | 2016-12-27 |
| 9357896 | Cleaning element and cleaning tool | Yoshinori Tanaka | 2016-06-07 |
| 9089252 | Cleaning element and cleaning tool | Yoshinori Tanaka | 2015-07-28 |
| 8973204 | Cleaning element and cleaning tool | Yoshinori Tanaka | 2015-03-10 |
| 8789233 | Cleaning element and cleaning tool | Yoshinori Tanaka | 2014-07-29 |
| 8621704 | Cleaning element and cleaning tool | Yoshinori Tanaka | 2014-01-07 |
| 8245349 | Cleaning element and cleaning tool | Yoshinori Tanaka | 2012-08-21 |
| 8186001 | Cleaning element and cleaning tool | Yoshinori Tanaka, Nicola John Policicchio, Andrea Pfarr Switzer | 2012-05-29 |
| 8151398 | Cleaning element and cleaning tool | Yoshinori Tanaka | 2012-04-10 |
| 7937797 | Cleaning element and cleaning tool | Yoshinori Tanaka, Nicola John Policicchio, Andrea Pfarr Switzer | 2011-05-10 |
| 7786030 | Cleaning tool | — | 2010-08-31 |
| 7745354 | Cleaning tool | Masatoshi Fujiwara | 2010-06-29 |
| 7722273 | Cleaning implement | Yoshinori Tanaka, Tomokazu Suda, Masatoshi Fujiwara, Gregory Clegg Spooner, Hoss Vong | 2010-05-25 |
| 7640618 | Cleaning article | Yoshinori Tanaka, Masatoshi Fujiwara | 2010-01-05 |
| 7383602 | Device for holding cleaning wiper and cleaning article employing holding device | Yoshinori Tanaka | 2008-06-10 |
| 7334287 | Cleaning article | Yoshinori Tanaka, Masatoshi Fujiwara | 2008-02-26 |
| 7302730 | Cleaning article | Yoshinori Tanaka, Masatoshi Fujiwara | 2007-12-04 |
| 7302729 | Cleaning article | Yoshinori Tanaka, Masatoshi Fujiwara | 2007-12-04 |
| 7293317 | Holding device and cleaning tool with the holding device | Yoshinori Tanaka, Masatoshi Fujiwara | 2007-11-13 |
| 7243391 | Cleaning article | Yoshinori Tanaka, Masatoshi Fujiwara | 2007-07-17 |
| 7237297 | Cleaning article | Yoshinori Tanaka, Masatoshi Fujiwara | 2007-07-03 |
| 7237296 | Cleaning article | Yoshinori Tanaka, Masatoshi Fujiwara | 2007-07-03 |
| 7234193 | Cleaning article | Yoshinori Tanaka, Masatoshi Fujiwara | 2007-06-26 |
| 7234194 | Cleaning article | Yoshinori Tanaka, Masatoshi Fujiwara | 2007-06-26 |