Inventor · disambiguated record
Heikki Kankkunen
Also filed as: KANKKUNEN HEIKKI · KANKKUNEN HEIKKI I
6 granted patents·19 citations·filing 1985–2020
76Inventor score
Top patents by PatentIndex Score
6 records- 0162US10022892B2Method and facility for cutting concrete productELEMATIC OYJ·Filed 2015·Granted Jul 17, 2018·1 cites·6 claims
- 0262US6841110B2Method and plant for manufacturing prestressed concrete productsADDTEK RES DEV OY AB·Filed 2001·Granted Jan 11, 2005·4 cites·16 claims
- 0352US12162183B2Method for manufacturing prefabricated concrete productsELEMATIC OYJ·Filed 2020·Granted Dec 10, 2024·0 cites·5 claims
- 0440US4674971AConcrete slab extruder with shear-action coring membersRAKENNUSVALMISTE OY·Filed 1985·Granted Jun 23, 1987·9 cites·8 claims
- 0528US4751033AMethod of compacting concrete by mutually synchronized reciprocating movementsRAKENNUSVALMISTE OY·Filed 1985·Granted Jun 14, 1988·3 cites·7 claims
- 0626US4674970ARam casting machine for concrete slabsRAKENNUSVALMISTE OY·Filed 1985·Granted Jun 23, 1987·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →