Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12381136 | Lead frame and manufacturing method thereof | Masahiro Nagata, Kazuhiro Shinozaki, Masahiro Yamada, Daisuke OKUYAMA, Chiaki Hatsuta +2 more | 2025-08-05 |
| 12243811 | Lead frame and manufacturing method thereof | Masahiro Nagata, Kazuhiro Shinozaki, Masahiro Yamada, Daisuke OKUYAMA, Chiaki Hatsuta +2 more | 2025-03-04 |
| 11118258 | Deposition mask, method of manufacturing deposition mask and metal plate | Chikao Ikenaga, Yo Shimazaki, Hiroki Furushou, Chiaki Hatsuta | 2021-09-14 |
| 10538838 | Deposition mask, method of manufacturing deposition mask and metal plate | Chikao Ikenaga, Yo Shimazaki, Hiroki Furushou, Chiaki Hatsuta | 2020-01-21 |
| 10541387 | Deposition mask, method of manufacturing deposition mask and metal plate | Chikao Ikenaga, Yo Shimazaki, Hiroki Furushou, Chiaki Hatsuta | 2020-01-21 |
| 8525351 | Semiconductor device, substrate for producing semiconductor device and method of producing them | Chikao Ikenaga, Kazuhito Hosokawa, Takuji Okeyui, Keisuke Yoshikawa, Kazuhiro Ikemura | 2013-09-03 |
| 8018044 | Semiconductor device, substrate for producing semiconductor device and method of producing them | Chikao Ikenaga, Kazuhito Hosokawa, Takuji Okeyui, Keisuke Yoshikawa, Kazuhiro Ikemura | 2011-09-13 |
| 7943427 | Semiconductor device, substrate for producing semiconductor device and method of producing them | Chikao Ikenaga, Kazuhito Hosokawa, Takuji Okeyui, Keisuke Yoshikawa, Kazuhiro Ikemura | 2011-05-17 |