Inventor · disambiguated record
Heiji Niiyama
Also filed as: NIIYAMA HEIJI
2 granted patents·3 pending applications·14 citations·filing 2000–2017
55Inventor score
Files withNIIYAMA HEIJI3
Top patents by PatentIndex Score
5 records- 0157USD442995STrash can attached advertisement boardFiled 2000·Granted May 29, 2001·13 cites·1 claims
- 0230US2011149578A1Light-emitting deviceNIIYAMA HEIJI·Filed 2009·Application pending·0 cites
- 0328US2019189695A1Self-generated lighting deviceNIIYAMA HEIJI·Filed 2017·Application pending·0 cites
- 0426US2019178456A1Self-generated lighting fixtureNIIYAMA HEIJI·Filed 2017·Application pending·0 cites
- 0519USD441026STrash box attached advertisement boardFiled 2000·Granted Apr 24, 2001·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →