Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12420988 | Cap and method for manufacturing cap | Kenji Takagi, Eiji Fujishige | 2025-09-23 |
| 11905073 | Cap, mold and manufacturing method of cap | Takashi Kawada, Kenji Takagi | 2024-02-20 |
| 11834228 | Cap | Eiji Fujishige, Junji Matsumura, Kenji Takagi, Keisuke Hashimoto | 2023-12-05 |
| 11485549 | Cap configured to retain sealing member in cap body | Eiji Fujishige, Junji Matsumura, Kenji Takagi, Takashi Kawada | 2022-11-01 |
| 11034114 | Manufacturing method of cap and manufacturing apparatus of cap | Eiji Fujishige, Junji Matsumura, Kenji Takagi, Takashi Kawada | 2021-06-15 |
| 7581651 | Metal pilfer-proof cap | Yosihiko Matukawa, Kunitosi Goto | 2009-09-01 |
| D297726 | Rotary switch knob | — | 1988-09-20 |