Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11654711 | Writing tool provided with refill | Takayuki Ikai, Kiyoshi Iwamoto | 2023-05-23 |
| 11084316 | Applicator | — | 2021-08-10 |
| 10299561 | Makeup tool | Shigeki Ooba, Hisami Tamano | 2019-05-28 |
| 9545813 | Ball pen | Takeo Fukumoto, Kazuhiko Furukawa | 2017-01-17 |
| 9162515 | Writing implement refill and writing implement | Takeo Fukumoto, Kazuhiko Furukawa | 2015-10-20 |
| 8328704 | Roller, apparatus for molding roller, mold for forming roller, method for producing roller, and recording apparatus | Toshikazu Kotaka, Naohiro Ueyama, Yasuo Motohashi, Satoru Watanabe, Shoichi Horiuchi +1 more | 2012-12-11 |
| 5464951 | Tablet unit comprising a reduced number of circuit elements | — | 1995-11-07 |