KOJIMA RYOJI has a total of 11 patent applications. Its first patent ever was published in 2009. It filed its patents most often in United States. Its main competitors in its focus markets macromolecular chemistry and polymers, transport and machines are CLUSTER TECH CO LTD, WANG HONGYA and HUNAN GUOXIN SEMICONDUCTOR TECH CO LTD.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Macromolecular chemistry and polymers | |
| #2 | Transport | |
| #3 | Machines | |
| #4 | Audio-visual technology | |
| #5 | Semiconductors | |
| #6 | Basic materials chemistry |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kojima Ryoji | 11 |
| #2 | Hattori Takayuki | 1 |
| #3 | Kikuchi Naohiko | 1 |