CARVALHO J has a total of 13 patent applications. Its first patent ever was published in 1968. It filed its patents most often in Brazil. Its main competitors in its focus markets environmental technology are FEDERAL NOE G BJUDZHETNOE OBRAZOVATEL NOE UCHREZHDENIE VYSSHEGO PROFESSIONAL NOGO OBRAZOVANIJA BALTI, ICHIKAWA TADAKAZU and YUQIANG WANG.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 13 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Climate change mitigation in transportation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Carvalho J | 13 |
| #2 | De Froberville H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| BR7806616A | Stereoscopic couple image selection device |