Inventor · disambiguated record
Ryan L. Bolkema
Also filed as: BOLKEMA RYAN L · BOLKEMA RYAN LEE
3 granted patents·1 citations·filing 2005–2023
48Inventor score
Top patents by PatentIndex Score
3 records- 0169US12454967B2Multi-stage, telescoping hydraulic cylinder, cylinder bearing protection system, and scraper for cylinder rodROSENBOOM MACHINE & TOOL INC·Filed 2023·Granted Oct 28, 2025·0 cites·18 claims
- 0258US8904917B2Fluid power helical rotary actuatorROSENBOOM DARIN MICHAEL·Filed 2011·Granted Dec 9, 2014·1 cites·28 claims
- 0329US7213504B2Hydraulic actuatorROSENBOOM MACHINE & TOOL INC·Filed 2005·Granted May 8, 2007·0 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →