Inventor · disambiguated record
Hette Knijpstra
Also filed as: KNIJPSTRA HETTE
9 granted patents·2 pending applications·146 citations·filing 1986–2023
88Inventor score
Files withKNIJPSTRA KONSTR BV6KIG HEERENVEEN BV3JAVELIN CONSULTANCY AND INVESTMENT LTD1KNIJPSTRA HETTE1
Top patents by PatentIndex Score
11 records- 0171US11408233B2Assembly and method for forming a mast for guiding a drill drive in a horizontal directional drilling machineJAVELIN CONSULTANCY AND INVESTMENT LTD·Filed 2019·Granted Aug 9, 2022·2 cites·19 claims
- 0270US4988089AFairground attractionKNIJPSTRA KONSTR BV·Filed 1989·Granted Jan 29, 1991·42 cites·21 claims
- 0361US7744476B2Fairground attraction having a heightwise movable people carrierKIG HEERENVEEN BV·Filed 2005·Granted Jun 29, 2010·5 cites·16 claims
- 0459US6022276ACarouselKNIJPSTRA KONSTR BV·Filed 1998·Granted Feb 8, 2000·30 cites·19 claims
- 0556US5558581AFairground deviceKNIJPSTRA KONSTR BV·Filed 1995·Granted Sep 24, 1996·24 cites·26 claims
- 0653US11666832B2Support construction for a transportable attraction for amusement rides and method for raising the support constructionKIG HEERENVEEN BV·Filed 2021·Granted Jun 6, 2023·0 cites·10 claims
- 0753US5395290AFairground deviceKNIJPSTRA KONSTR BV·Filed 1991·Granted Mar 7, 1995·20 cites·18 claims
- 0853US2023241519A1Mobile Ferris wheel and method for building the Ferris wheelKIG HEERENVEEN BV·Filed 2023·Application pending·0 cites
- 0945US4807869AAmusement device having a rotatable, swivelling and tiltable rigid gondolaKNIJPSTRA KONSTR BV·Filed 1987·Granted Feb 28, 1989·14 cites·7 claims
- 1042US4735545ABoat cradleKNIJPSTRA KONSTR BV·Filed 1986·Granted Apr 5, 1988·9 cites·14 claims
- 1142US2008026858A1Fairground Attraction Having a People Carrier Suspended from Two Mutually Parallel Rotatable ArmsKNIJPSTRA HETTE·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →