| 12325255 |
Writing instrument |
Chihiro Mochizuki, Wataru Sagawa |
2025-06-10 |
| 12227024 |
Writing implement |
Hirotake Izawa, Chihiro Mochizuki, Kaito Tsukada |
2025-02-18 |
| 12207722 |
Applicator |
Kei Oomoto, Akihiro Nakada |
2025-01-28 |
| 12187068 |
Fiber-bundled part for writing instruments, and pen tip and writing instrument using the fiber-bundled part |
Toshihiro Takahashi, Hirotake Izawa |
2025-01-07 |
| 11427027 |
Writing implement |
Yasuaki Ogiwara, Naohiko Moriya |
2022-08-30 |
| 11207913 |
Erasing member and erasing tool using the same |
Satoru Banzai, Yosuke Setagawa, Hitoshi Kino, Tooru Nakajima |
2021-12-28 |
| 11148460 |
Writing instrument |
Hitoshi Suzuki, Kouichi Hirano, Yukinori Sawa |
2021-10-19 |
| 9636940 |
Writing instrument |
Satoru Banzai, Yoshiharu Namiki, Yosuke Setagawa, Hitoshi Kino, Tooru Nakajima +1 more |
2017-05-02 |
| 9566818 |
Writing instrument |
Hiroyuki Okuyama, Mitsuhiro Kawabata, Tadashi Kouriki |
2017-02-14 |
| 9132692 |
Writing instrument |
Hiroyuki Okuyama, Mitsuhiro Kawabata, Tadashi Kouriki |
2015-09-15 |
| 8820569 |
Fuel container, fuel residual amount measurement device, and fuel residual amount measurement method |
Yasunari Kabasawa, Yoshihisa Suda, Takahiro Osada, Kozi Nishimura |
2014-09-02 |
| 8616797 |
Thermosensitive decolorable ink composition |
Hiroyuki Okuyama |
2013-12-31 |
| 8435698 |
Fuel container |
Yugo Matsuda, Yasunari Kabasawa, Kiyoshi Fujisawa |
2013-05-07 |
| 8173318 |
Fuel reservoir for fuel cell |
Takahiro Osada, Yoshihisa Suda, Kunitaka Yamada, Kouji Nishimura, Yasunari Kabasawa |
2012-05-08 |
| 7951504 |
Fuel cartridge |
Kiyoshi Fujisawa, Yasunari Kabasawa, Yugo Matsuda |
2011-05-31 |
| 7909901 |
Liquid cartridge |
Yasunari Kabasawa, Kiyoshi Fujisawa |
2011-03-22 |
| 7883815 |
Fuel-storing tank for fuel cell |
Yoshihisa Suda, Kouji Nishimura, Takahiro Osada, Kunitaka Yamada, Yasunari Kabasawa |
2011-02-08 |
| 7851106 |
Fuel cartridge |
Yasunari Kabasawa |
2010-12-14 |
| 7837956 |
Gas generation apparatus |
— |
2010-11-23 |
| 7771890 |
Method of preventing leak of liquid fuel |
Takahiro Osada, Yoshihisa Suda, Kunitaka Yamada, Kouji Nishimura |
2010-08-10 |
| 7727657 |
Fuel reservoir for fuel cell |
Yasunari Kabasawa |
2010-06-01 |
| 7687178 |
Fuel container |
Yasunari Kabasawa, Yoshihisa Suda, Kozi Nishimura, Takahiro Osada |
2010-03-30 |
| 7615305 |
Fuel reservoir for fuel cell |
Yoshihisa Suda, Takahiro Osada, Kouji Nishimura, Kunitaka Yamada, Yasunari Kabasawa |
2009-11-10 |
| 7579096 |
Fuel reservoir for fuel cell |
Takahiro Osada, Yoshihisa Suda, Kunitaka Yamada, Kouji Nishimura |
2009-08-25 |
| 7063475 |
Ink-storing body for writing utensil |
Kazuhisa Kirita, Takao Koyama |
2006-06-20 |
