SAMEI MASAHIRO has a total of 13 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2011. It filed its patents most often in United States. Its main competitors in its focus markets optics are DUMITRESCU IOAN F, WATANABE NAOHIRO and KAMIMURA NAOYA.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 |
| # | Industry | |
|---|---|---|
| #1 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Electrography |
| # | Name | Total Patents |
|---|---|---|
| #1 | Samei Masahiro | 13 |
| #2 | Ishigaya Yasunori | 5 |
| #3 | Inoue Daisuke | 4 |
| #4 | Yamashina Ryota | 4 |
| #5 | Adachi Tomoya | 4 |
| #6 | Takahashi Yoshiharu | 3 |
| #7 | Seo Hiroshi | 3 |
| #8 | Waida Takumi | 3 |
| #9 | Ikeda Tamotsu | 2 |
| #10 | Kawarasaki Yasuharu | 2 |