Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11469913 | Data collection server, data utilization server and equipment based on use frequency among a plurality of storage corresponding to different levels of use | Masato Nagasawa | 2022-10-11 |
| 4292258 | Altitude compensating device for carburetors | Tadahiko Otani | 1981-09-29 |