| 11472222 |
Multifunction pen |
Shinichi Ushiku, Tsuyoshi Nishida, Masashi Sakagami, Satoru Okabe, Yusuke Koizumi |
2022-10-18 |
| 11221686 |
Multifunction pen |
Shinichi Ushiku, Tsuyoshi Nishida, Masashi Sakagami, Satoru Okabe, Yusuke Koizumi |
2022-01-11 |
| 10921909 |
Input touch pen |
Shinichi Ushiku, Tsuyoshi Nishida, Satoru Okabe |
2021-02-16 |
| 10838520 |
Handwriting input device |
Yusuke Koizumi, Masaya Yamada |
2020-11-17 |
| 9649872 |
Chuck body and mechanical pencil |
Yusuke Koizumi |
2017-05-16 |
| 9597920 |
Writing instrument or applicator having resin molded parts |
Kei Oomoto, Yumi Maejima, Daisaku Morimoto |
2017-03-21 |
| 9302529 |
Mechanical pencil |
Hirotake Izawa, Takeshi Kobayashi |
2016-04-05 |
| 8337107 |
Mechanical pencil |
Norio Ohsawa, Takeo Fukumoto, Yoshitoshi Osano, Takeshi Kobayashi, Hirotake Izawa |
2012-12-25 |
| 8328446 |
Mechanical pencil |
Hirotake Izawa, Takeo Fukumoto, Norio Ohsawa, Yoshitoshi Osano |
2012-12-11 |
| 8043686 |
Method of moulding composite member, and composite member |
Hitoshi Suzuki, Takeo Fukumoto, Hajime Sumitomo, Norio Ohsawa |
2011-10-25 |
| 7850381 |
Mechanical pencil |
Hirotake Izawa, Takeshi Kobayashi |
2010-12-14 |
| 7850380 |
Mechanical pencil |
Hirotake Izawa, Takeshi Kobayashi |
2010-12-14 |
| 7815385 |
Mechanical pencil |
Hirotake Izawa, Takeo Fukumoto, Norio Ohsawa, Yoshitoshi Osano |
2010-10-19 |
| 7806615 |
Mechanical pencil |
Hirotake Izawa, Takeshi Kobayashi |
2010-10-05 |
| 7802936 |
Mechanical pencil |
Hirotake Izawa, Takeshi Kobayashi |
2010-09-28 |
| 7654763 |
Mechanical pencil |
Hirotake Izawa, Takeo Fukumoto, Norio Ohsawa, Yoshitoshi Osano |
2010-02-02 |
| 7452148 |
Lead holding structure of mechanical pencil |
Takeo Fukumoto, Hitoshi Suzuki |
2008-11-18 |
| 7153052 |
Writing implement |
Yoshiaki Makita |
2006-12-26 |
| 6854909 |
Lead propelling device |
Takeo Fukumoto |
2005-02-15 |