Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12397257 | Honeycomb filter | Fumihiko Yoshioka, Yuji Sasaki, Ritsuko Teranishi, Ayaka Sakai, Tatsuya Ohashi | 2025-08-26 |
| 11590444 | Honeycomb filter | Takashi Aoki, Takahiro Honda, Koji KUZUTANI | 2023-02-28 |
| 11092055 | Honeycomb structure | Akifumi Kawakami, Mitsuhiro Ito | 2021-08-17 |
| 8143190 | Honeycomb structure | Takuya Hiramatsu, Fumiharu Sato | 2012-03-27 |
| 7846527 | Honeycomb filter | — | 2010-12-07 |
| 7127413 | Charge processing device charge processing system and charge processing card | Takashi Yanagisawa, Masaki Kakihara, Haruhiko Terada, Yasuyuki Aoki | 2006-10-24 |
| 6959282 | Charging device for transferring information relating to the collection of a toll on a moving body | Masaki Kakihara, Haruhiko Terada, Yasuyuki Aoki | 2005-10-25 |
| 6845362 | Charging system which carries out data processing for fee payment | Masaki Kakihara, Yasuyuki Aoki, Haruhiko Terada | 2005-01-18 |