Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9533528 | Ballpoint pen | Yoshihisa Osano, Misao Ooyama, Saki Hanatani | 2017-01-03 |
| 9324679 | Two-shaft drive mechanism and die bonder | Masayuki Mochizuki, Yoshihiro Kurihara | 2016-04-26 |
| 9318361 | Collet cleaning method and die bonder using the same | Hiroshi Maki | 2016-04-19 |
| 9056518 | Ballpoint pen tip, ballpoint pen refill, and ballpoint pen | — | 2015-06-16 |
| 8714856 | Ballpoint pen tip, ballpoint pen refill, ballpoint pen, and method of manufacturing ballpoint pen tip | — | 2014-05-06 |
| 7303351 | Writing instrument and welding method of writing point assembly and writing instrument parts connecting structure and connecting method | Kazuhiko Furukawa, Kiyoshi Fujisawa, Daisen Kato | 2007-12-04 |
| 6588529 | Body cover and structure for motorcycle | Yasuhiko Kitamura, Kenji Toyofuku, Hiroshi Kikuhara, Keiji Miyagi | 2003-07-08 |