Clean Planet

Developer of CO2 emission-free energy technology using quantum hydrogen energy

placeChiyoda City, Tokyo, Japan calendar_todayFounded 2012 groups5 employees language cleanplanet.co.jp

Registered entities

Innovation

36 patent families (16 granted) — focus: Mechanical engineering, Chemistry & metallurgy, Electricity & electronics, Physics & computing; filing pace steady. Cited 734 times.

YearFilings
20151
20161
20172
20184
20194
20205
20219
202215
202321
202416
202521
202613

Social engagement

Social engagement: 365 social following, 10 posts in the last 12 months — below the industry typical range.

Investor mix

2 investors on record.

Investor typeCountShare
Other / undisclosed2100%

Recent activity

30 Jun 2026
Event
DATERISE! 2026
27 Jun 2026
Event
KPMG Private Enterprise Global Tech Innovator Competition in Japan 2026
28 May 2026
Event
Innovation Field 2026
Coming soon