Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5547762 | Sandwich glasses | Hideyuki Niwa, Kiyomi Sasaki, Kyoei Yoshida, Itsuo Tanuma, Kazuo Naito +1 more | 1996-08-20 |
TK
Takahiko Koga
Overall (All Time): #3,750,512 of 4,157,543Top 95%
1
Patents All Time