Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4231007 | High voltage switch for cooking apparatus | Junzo Tanaka | 1980-10-28 |
CU
Chikao Urashima
Overall (All Time): #4,122,855 of 4,157,543Top 100%
1
Patents All Time