The forecast for total patents on environment technologies in Japan indicates a gradual decline from the value of 9.74 in 2024 to 9.34 by 2028. This downward trend suggests a reduction in annual patent filings in this sector compared to previous years. As of 2023, the number of patents stood higher, reflecting a current shift in focus or strategy among innovators. The year-on-year decline is approximately 1% for each annum, echoing concerns about decreased priority in environmental technology advancements over the forecast period.

Future trends to watch for include:

Renewed governmental policies and incentives that might spur innovation in environmental technology.
Changes in global environmental agreements impacting patent trends.
Shifts in corporate strategies towards environmentally sustainable technologies.