Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869015 | Electric shock insect repeller | Jiro Oka | 1989-09-26 |
| 4436352 | Kitchen furnishings | Yoshio Okada, Yoshiaki Suzuki, Yoshiaki Segawa | 1984-03-13 |
RM
Ryohei Murakami
Overall (All Time): #2,333,259 of 4,157,543Top 60%
2
Patents All Time