Inventor
RYOJI TOYODA
Inventor
JP
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B23Bprimary
B23BTurning40%
C04BLime, magnesia40%
C23CCoating metallic material20%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2023Patents assigned to NGK SPARK PLUG CO (1)· patent assignee history
2023–2025Based in JP· patent location history
2025Patents assigned to NTK CUTTING TOOLS CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NGK SPARK PLUG CO | 1 | 2023 |
| NTK CUTTING TOOLS CO LTD | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 2 | 2023–2025 |