Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5419781 | Flexible photovoltaic device | Yoshihiro Hamakawa, Yoshihisa Tawada, Kazunori Tsuge | 1995-05-30 |
| 5127964 | Flexible photovoltaic device | Yoshihiro Hamakawa, Yoshihisa Tawada, Kazunori Tsuge | 1992-07-07 |
| 4875943 | Flexible photovoltaic device | Yoshihiro Hamakawa, Yoshihisa Tawada, Kazunori Tsuge | 1989-10-24 |
| 4773942 | Flexible photovoltaic device | Yoshihiro Hamakawa, Yoshihisa Tawada, Kazunori Tsuge | 1988-09-27 |
| 4612409 | Flexible photovoltaic device | Yoshihiro Hamakawa, Yoshihisa Tawada, Kazunori Tsuge | 1986-09-16 |